Saler, Benson

Sallinger, Hermann

Salmon, Wesley C.

Sampson, Geoffrey

Sander, Hans-Dietrich

Sarfatt, Jack

Sarkar, Husain

Saunders, P. T. and others

Scheibe, Erhard

Scheurer, Paul

Schidlowski, Manfred

Schilpp, Paul Arthur

Schlesinger, George

Schmidt, Wolfgang

Schroder, Wilfried

Schrodinger, Erwin.

Schroeder-Heister, Peter

Schubert, Friedrich Hermann

Schufle, Joseph A.

Schutz, Arthur

Scott, P.

Scruton, Roger

Seckler, David

Segre, E.

Seidl, Christian

Selleri, Franco and others

Settle, Thomas W.

Sexl, Roman

Shaffer, Jerome A.

Shahak, Israel

Shaked, Rahav

Shapere, Dudley

Shaw, P. D.

Shearmur, Jeremy F. G.

Sheffer, Henry Maurice.

Sherrington, Charles S.

Shimony, Abner.

Sicard, Francois and others

Simkin, Colin G. F.

Simmel, Georg

Simonsen, Morten

Simpson, George Gaylord

Sinisi, Vito F.

Sklar, Lawrence.

Skolimowski, Henryk

Slade, Ivan

Smith, John Maynard

Smithers, David W. and others

Smoluchowski, M. von

Spacek, Antonin

Sperry, R. W. and others

Spohn, Wolfgang

Stableford, Brian

Stace, W. T.

Stacey, Tom

Staden, Berndt von

Stapp, Henry Pierce

Stebbins, G. Ledyard

Steele, Edward J. and others

Steen, Lynn Arthur

Steenbeck, Max and others

Stein, Howard

Stephenson, F. R.

Stevenson, Douglas Lang

Stewart, Albert B.

Stock, Wolfgang G.

Storker, Elisabeth

Stove, D.

Strauss, M.

Stumpf, C.

Suchting, W. A.

Sunder-Plassmann, Paul

Svilar, Maja Reemda

Swales, Peter J.

Swartz, Ronald M. and others

Szasz, Thomas S.

Szilard, Leo

Tarozzi, Gino

Tarski, Alfred

Tauxe, W. Newlon

Taylor, J. H. and others

Temple, G.

Themerson, Stefan

Thirring, Hansi

Thomas, Brian R.

Thorpe, William H.

Thyssen-Rutten, Nicole

Tichy, Pavel

Tielsch, Elfriede Walesca

Tolman, Edward C. and others

Tomlin, E. W. F.

Toulmin, Stephen

Traill, Robert R.

Treder, Hans-Jurgen and others

Trevor-Roper, Hugh R.

Truesdell, Clifford

Turner, David

Turroni, C. Bresciani

Uffink, J. B. M. and others

Urbach, Peter

Vedung, Evert

Verbruggen, F.

Verdan, Andre

Verharen, Charles C.

Verkade, Dr.

Veizer, Jan and others

Vigier, Jean-Pierre and others

Vlastos, Gregory

Waals, J. D. van der, Jr.

Wald, Abraham

Walker, Evan Harris

Walker, Jearl

Wasserman, Benno

Wassermann, Gerhard D.

Watkin, Williams

Watkins, John W. N. and others.

Watrin, Christian

Webb, L. C. and others

Weimer, Walter B.

Weingarten, Don

Weingartner, Paul

Weiss, Paul A.

Welding, Steen Olaf

Wenzel, Gunter

Wettersten, John R. and others

Wheeler, John Archibald

Whitrow, Gerald J.

Whyte, Lancelot Law

Wickler, Wolfgang

Wiener, Philip P.

Wigner, Eugene P.

Will, Bruno E. and others

Williams, Donald C.

Williams, L. Pearce

Wilson, David L.

Wisdom, John Oultan and others

Wise, J. and others

Wold, Herman O.

Wollheim, Richard

Woodward, James F. and others

Woodworth, Robert S. and others

Wright, Stephen J.

Yabrov, Alexander A.

Yanase, Michael Mutsuo

Young, J. Z.

Yourgrau, Wolfgang and others

Yukawa, Hideki

Xenophon

Zahar, Elie G.

Zanstra, Herman

Zeeman, E. C.

Zeisel, Hans

Ziman, H. D.

Zinkernagel, Peter

Zinterhof, P. and others

Zollschan, George K.

Names and addresses of acquaintances

Calendars, 1983-1984

Clippings, Loose scrapbook sheets 1937-1945.

Musical compositions, Original music sheets and copies n.d.

Program of the Duino colloquium, The European Significance of 'Mitteleuropa,' Duino, Italy, 1983 September 19-21

Phonotape reels

Unidentified sound recording, undated

Sound recording of music undated

Sound recording of unidentified seminar, London School of Economics undated

Sound recording of Contemporary Philosophy Course undated

Sound recording of Philosophy of Social Sciences, lectures and seminars, London School of Economics undated

Sound recording of Lecture on question of the structure of the world by ancient Greeks undated

Sound recording of "Franz Boenders(?) speaks with Sir Karl Popper" (two versions) (in English) undated

Sound recording of "A Defence of Free Thinking in Quantum Theory," Speech, Cambridge University Philosophy and Science Club, Cambridge, England 1953 October 7

Sound recording of "The Problem of Scientific Knowledge," Lecture, University of Illinois, Chicago 1963 April 25

Sound recording of "Induction," Seminar series, Institute of Advanced Studies, Australian National University, Canberra, Australia (in English) 1963 August

Sound recording of "On Problems and How to Understand Them," Speech, University of Minnesota, Minneapolis 1965 April 23

Sound recording of "The Myth of the Framework," Lecture and discussion, Michigan State University, East Lansing 1965 April 26

Sound recording of "Gill's Sonata," music recording 1967 September

Sound recording of unidentified lecture, London School of Economics 1968 November 26

Sound recording of unidentified lectures (fragments), London School of Economics, 1969

Sound recording of "Knowledge and the Body-Mind Problem," Lecture and seminar series, Emory University, Atlanta, Georgia (in English) 1969 March-April

Sound recording of "On Induction," Seminar, London School of Economics 1970 January 13

Sound recording of "Determinism, Indeterminism and World 3," Lecture, Amsterdam, Holland 1971 September 22

Sound recording of "Bemerkungen eines Realisten uber das Leib-Seele Problem," Speech, Mannheim, Germany (in German) 1972 May 8

Sound recording of "Natural Selection and the Emergence of Mind," 1977 November 8. Darwin Lecture, Darwin College, Cambridge, England

Sound recording of "Interaction and the Reality of World 3," Speech, Alpbach European Forum, Alpbach, Austria 1978 August 25

Phonotape cassettes

Sound recording of seminar and discussion (in German) undated

Sound recording of lecture in English 1971 March 4

Sound recording of meeting with Arthur Herman 1971 December 3

Sound recording of "The Death of the Theories and of Ideologies," Speech, 2nd International Symposium on Philosophy, Sparta, Greece (in English) 1976 April 14

Phono discs

Sound recording of "Reason and Tradition: Problems of the Open Society," 1956 June 25-July 6, Lecture series, Emory University, Atlanta, Georgia

2 prints depicting Karl R. Popper with sisters Dora and Annie. circa 1906

11 prints depicting Karl Popper alone or with others. 1920s and 1930s

2 prints depicting Karl Popper in London. 1946

1 print depicting Karl Popper with unidentified man in Bloemendaal, Holland, for a conference on significs. August 1948

4 prints depicting Karl Popper's seminar group at Alpbach, Austria, 1947 or 1948 and 1949.

1 print depicting Karl Popper. 1957

1 print depicting Karl Popper on his birthday with wife Hennie and Lonnie (Ilse) Gombrich. July 28, 1959

4 prints depicting Karl Popper. 1965

2 prints depicting Karl Popper with Ernst Gombrich. September 24, 1966

1 print of a portrait depicting Karl Popper. 1969

16 prints and 4 strips of negatives depicting Karl Popper giving a speech in Amsterdam, Holland. September 22, 1971

6 prints and 1 negative depicting Karl popper in New Zealand. 1973

4 prints depicting Karl Popper. March 1981

4 prints depicting Karl Popper in his garden with Y.M.C.A. National College students. Summer 1982

1 print depicting Karl Popper at Oxford University for honorary degree ceremony. June 23, 1982.

3 prints depicting Karl Popper and wife Hennie at Alpbach, Austria, at his 80th birthday celebration. undated

1 print depicting Karl Popper with Konrad Lorenz, possibly in Altenberg, Austria. February 21, 1983

7 prints depicting Karl Popper and others at the Workshop on Open Questions on Quantum Physics, Bari, Italy. May 4-7, 1983

1 print depicting Karl Popper addressing the audience at the Karl-Popper-Symposium, Old City Hall, Vienna, Austria. May 25, 1983.

1 print depicting Karl Popper with wife Hennie and Prince von Thurn und Taxis at Duino, Italy. September 20, 1983

1 print depicting Karl Popper at Alpbach opening ceremonies, Alpbach, Austria. August 1984

23 prints depicting Karl Popper (+6 dupl.) undated

1 print depicting Karl Popper with Peter Medawar undated

12 prints depicting Karl Popper with Ingrid Belke and unidentified man. undated

4 prints depicting Hennie Popper. undated

6 prints depicting the Poppers' home, including 1 print depicting Karl Popper working in his study. undated

26 prints depicting various people, including Joseph and Judith Agassi, Ingrid Belke, Josef Bohmer Renee Bouveresse, Horst Fissenewert, Adriaan D. de Groot, Fritz P. Hellin, Hilde Hoefert, Peter L. Krohn, Robert Lammer, Physer Leung, Raphael C. Pollock, David K. Probst, Elfrieda Sandicz-Jeilg(?), Sophie Schnabel Temple. Ernst Topitsch (with Gerard Radnitzky), and John R. Wettersten. undated

57 strips of negatives and 5 contact sheets of prints depicting Karl Popper and others. undated

Unidentified writings, n.d.

General

Fragments

Address on philosophy, n.d.

"The Aimlessness of the Personalist Interpretation of the Probability Calculus," n.d.

"Bell's Theorem: A Note on Locality," n.d.

"Bell, Clauser, and Horne on Locality: A Criticism," n.d.

"Counterexamples to a Proof of Clauser and Horne" (with Thomas D. Angelidis), n.d.

"Critical Remarks on the Knowledge of Lower and Higher Organisms, the So-Called Sensory Motor Systems," speech, n.d.

"Europe Now Exists," n.d.

"Exorcizing the Observer from Quantum Theory," n.d.

"How the Scientist Works," n.d.

"The Left Side of the Clauser and Horne Inequality" (with Thomas D. Angelidis), n.d.

"Locality," n.d.

"Logic, Probability, Deductive Dependence" (with David Miller), n.d.

"Marx's 'Capitalism' Never Existed," n.d.

"A Note on Natural Laws and So-Called 'Contrary to Fact Conditionals'," n.d.

"On a Conjecture by Garrett Birkhoff and John von Neumann," n.d.

"On the Logic of Induction," n.d.

"On Probabilistic Independence," n.d.

Paper for conference on terrorism, n.d.

"Philosophy of Science: A Personal Report," n.d.

"Prediction and Prophecy," n.d.

"Probability," n.d.

Holograph

Typescript

"The Problem of Body and Mind," n.d.

Proposal concerning post-war treatment of Germany, n.d.

"Sketch of Memorandum," n.d.

"Some Comments on Truth and the Growth of Knowledge," n.d.

"Some Remarks on Carnap's Probability Theory," n.d.

"Some Thoughts Concerning the Doctrine of Natural Selection," n.d.

Speech on Goethe, n.d.

Speech on philosophical pluralism, n.d.

Speech on rationalism, n.d.

Speech on science in the universities, n.d.

Speech on The Open Society and Its Enemies, n.d.

Transcript of discussion following lecture, n.d.

Transcript of interviews, n.d.

Untitled manuscript on indeterminism, n.d.

"Ein Kriterium des empirischen Charakters theoretischer Systeme," Erkenntnis, . 1932-1933

Logik der Forschung, - English version, 1934 1959

Notes and calculations

Preface.

Introduction.

Chapter 3

Holograph

Typescript

Chapter 6 (incomplete)

Holograph with typewritten revisions

Typescript

Chapter 8 (incomplete).

"Atomic Clocks, Scientific Practice, and Logic," letter to Nature (unpublished), . 1940

"Interpretation of Nebular Red Shifts," letter to Nature, . 1940

The Open Society and Its Enemies, 1945

English version

Unidentified edition, - Proofs (previously identified as first edition, ) n.d. 1945

Second edition, 1950

Draft (incomplete).

Volume 1

Volume 2

Proofs

Volume 1

Volume 2

Volume 2 (Contd.)

German version

First edition, 1957-1958

Preface.

Corrections.

Proofs

Sixth edition, 1986

Preface.

Addendum.

Seventh edition, 1992

Correspondence, 1992

Corrections.

Proofs

Volume 1

Volume 1 (Contd.)

Volume 2

Polish version, . 1991

Russian version, 1992

Correspondence

Preface entitled "A Letter to My Russian Readers."

Bulgarian version, 1993

Correspondence

"A New Preface for My Bulgarian Readers."

"Humanism and Reason," The Philosophical Quarterly, . 1952

"The Nature of Philosophical Problems and Their Roots in Science," The British Journal for the Philosophy of Science, 1952

Holograph and typescript draft (incomplete)

Proofs

"The Demarcation between Science and Metaphysics," in Paul Arthur Schilpp, ed., The Philosophy of Rudolf Carnap, 1955

English version

Incomplete drafts

Holograph

Typescript

French version, . 1979

"A Note on Tarski's Definition on Truth," Mind, . 1955

"A Note on the Body-Mind Problem: Reply to Professor Wilfrid Sellars," Analysis, . 1955

"Two Autonomous Axiom Systems for the Calculus of Possibilities," The British Journal for the Philosophy of Science, . 1955

"Adequacy and Consistency: A Second Reply to Dr. Bar-Hillel," The British Journal for the Philosophy of Science, . 1956

"The Aim of Science," Ratio, . 1957

The Poverty of Historicism, . 1957

"Philosophy and Physics: The Influence on Physics of Some Metaphysical Speculations on the Structure of Matter," . 1958 September 12-18

English version.

French version, . 1987

"Back to the Presocratics," . 1958 October 13

Proofs

Printed copy

"Evolution and the Tree of Knowledge," . 1961 October 30

Conjectures and Refutations, 1962

Italian version, . 1972

German version, 1994

Correspondence

Albert, Gretl, 1983-1986

Beise, Julia, 1989

Schiffer, Eva, 1993-1994

Siebeck, Georg, 1988-1993

Typescript

Introduction

Chapter 1

Chapter 4

Chapter 7

Chapter 9

Chapters 11-14

Chapter 17

Chapters 19-20

Appendix and bibliography

Proofs

Introduction

Chapter 1

Chapter 2

Chapter 3

Chapter 4

Chapter 5

Chapter 6

Chapter 7

Chapter 8

Chapter 9

Chapter 10

Chapter 11

Chapter 12

Chapter 13

Chapter 14

Chapter 15

Chapter 16

Chapter 17

Chapter 18

Chapter 19

Chapter 20

Appendix and bibliography

Bound galley. Introduction and chapters 1-5 only

"On the Status and the Methods of Science," . 1963

"Models, Instruments, and Truth: The Rationality Principle in the Sciences," . 1963 February 26

Typescript

Revised version, "Models, Instruments, and Truth: The Status of the Rationality Principle in the Social Sciences," 1974?

Typescript

Proofs

"Science: Problems, Aims, Responsibilities," . 1963 April 17

"The Open Society and the Democratic State," . 1963 August

"Of Clouds and Clocks: An Approach to the Problem of Rationality and the Freedom of Man," . 1965 April 21

"A Note on the Difference between the Lorentz-Fitzgerald Contraction and the Einstein Contraction," The British Journal for the Philosophy of Science, . 1966 February

"A Revised Definition of Natural Necessity," The British Journal for the Philosophy of Science, 1968 February

Correspondence, 1967

Holograph

Typescript

Proofs

"A Pluralist Approach to the Philosophy of History," in Erich Streissler, ed., Roads to Freedom: Essays in Honour of F. A. von Hayek, . 1969

"Conversation with Karl Popper," in Modern British Philosophy, Bryan Magee, ed., . 1971

"Particle Annihilation and the Argument of Einstein, Podolsky, and Rosen," in Wolfgang Yourgrau and Alwyn van der Merwe, ed., Perspectives in Quantum Theory: Essays in Honour of Alfred Lande, . 1971

"Logischer Positivismus und Dialektik," . 1971 December 9

Objective Knowledge: An Evolutionary Approach, . 1972

"On Reason and the Open Society," Encounter, . 1972

"The Myth of the Framework," . 1973 April 11

"The Rationality of Scientific Revolutions," . 1973 November

"The Frankfurt School," . 1973 December

Unended Quest: An Intellectual Autobiography, 1976

First edition, . 1976

Chapters 1-10

Chapters 11-20

Chapters 21-30

Chapters 31-40

Fourth edition, . 1978

Sixth edition, . 1982

Seventh edition, . 1986

Eighth edition, 1992

Preface.

Postscript.

"The Death of Theories and of Ideologies," . 1976 April 14

"Unsere Pflicht ist, optimistich zu Zein," . Interview (unpublished), Spiegel. 1977 ca. July

"Natural Selection and the Emergence of the Mind," . 1977 November 8

Typescript

Correspondence, 1976-1978

"Three Worlds," . 1978 April 7

Typescript

Correspondence, 1977-1978

Dei beiden Grundprobleme der Erkenntnistheorie, 1979

New appendix, 1993

Holograph

Typescript

English version, "The Two Fundamental Problems of the Theory of Knowledge," edited by Troels Eggers Hansen and translated by Andreas Pickel, 1994

Typescript

Book 1

Table of contents and preface

Chapters 1-4

Chapters 5-6

Chapters 7-8

Chapters 9-10

Book 2

Chapters 1-5

Chapters 6-10

Appendix

Postscript by Troels Eggers Hansen

Correspondence, 1988-1994

"Revolution in Our Idea of Knowledge," . 1979 March 26

"Wissen und Nichtwissen," . 1979 June 8

"Schopferische Selbstkritik in Wissenschaft und Kunst," . 1979 July 26

"Uber die sogenannten Quelllen der menschlichen Erkenntnis," . 1979 July 27

"Uber den Zusammenprall von Kulturen," . 1980 May 14

Typescript

English version.

"Toleration and Intellectual Responsibility," . 1981 March 13

"Duldsamkeit und intellektuelle Verantworlichkeit," . 1981 May 26

"An Experiment to Interpret E.P.R. Action-at-a-Distance: The Possible Detection of Real De Broglie Waves" (with Augusto Garuccio and Jean-Pierre Vigier), Epistemological Letters, . 1981 July

"The Place of Mind in Nature," . 1981 October 6

"Possible Direct Physical Detection of De Broglie Waves" (with Augusto Garuccio and Jean-Paul Vigier), Physics Letters, . 1981 December 7

"The Importance of Critical Discussion: An Argument for Human Rights and Democracy," Free Inquiry, . 1981/1982 Winter

Postscript to The Logic of Scientific Discovery, . 1982-1983

"Erkenntnis und Gestaltung der Wirklichkeit," . 1982 August 25

Typescript

English version

Typescript

Correspondence with John Offenberger, 1986-1990

"Bucher und Gedanken," . 1982 November 2

Holograph

Version published in Anzeiger des osterreichischen Buchhandels, . 1983 January

English version. Typewritten drafts

1982-1983

1984

1985

"A Proof of the Impossibility of Inductive Probability" (with David W. Miller), Mind, . 1983 April 21

"Realism in Quantum Mechanics and a New Version of the EPR Experiment," . 1983 May 4

"Evolutionary Epistemology," . 1983 May 7

Typescript

Revised version for publication in Evolutionary Theory: Paths into the Future, . 1994

"Evolutionare Erkenntnistheorie," . 1983 August 23

"The Growth of Human Knowledge and Its Influence on Our Environment," . 1983 August 23

"Some Unfashionable Views on Quantum Mechanics," . 1983 December 7

"The Critical Attitude in Medicine: The Need for a New Ethics" (with Neil McIntyre), British Medical Journal, . 1983 December 24-31

Auf der Suche nach einer besseren Welt, 1984

Foreword.

Proofs

Proofs (Contd.)

English version, In Search of a Better World, 1992

Preliminary draft.

Final draft

Typescript

Chapters 1-6

Chapters 7-12

Proofs

Chapters 1-6

Chapters 7-12

Correspondence, 1988-1992

"Science and Some of Its Enemies," . 1984 May 8

"Thought and Experience, and Evolutionary Epistemology; Or, How the Lynxes Got Their Sharp Eyes," . 1984 May 9-11

"Response Upon Receiving the Award of the Fondation Tocqueville," . 1984 November 5

Holograph and typescript

French translation.

Correspondence with Peter Carrington, Michel d'Ornano, and Jacques Pezier, 1984

"The Proofs of Non-Locality: Where Lies the Mistake?" (with Thomas D. Angelidis), . 1984 November 15

"Counterexamples to a Proof of Clauser and Horne (with Thomas D. Angelidis), . 1985

"The Non-Existence of Probabilistic Inductive Support," . 1985

Popper Selections, David W. Miller, ed., . German version, 1985 1995

Proofs

Correspondence, . 1993-1995

"Towards a Local Explanatory Theory of the Einstein-Podolsky-Rosen-Bohm Experiment" (with Thomas D. Angelidis), . 1985

Die Zukunft ist offen: Das Altenberger Gesprach, mit den Texten des Wiener Popper-Symposiums, . 1985

"Deductive Dependence" (with David W. Miller), . 1985 February

"Why Quantum Theory Is Local?" . 1985 May 17

Lecture on evolutionary biology, . 1985 June 18

Speech, The European Forum Alpbach 1985, Evolution and the Future of Mankind, Alpbach, Austria, . 1985 August 23

"Freude an der Arbeit," . 1985 September 12

"Erkenntnistheorie und das Problem des Friedens," . 1985 September 19

Holograph

Typescript

Interview conducted by Dr. Elisabeth Herz-Kremenak, . 1986

"A Local Explanation of an Apparent Action at a Distance," . 1986

"Eine Weiterentwicklung der Darwinschen Theorie," . 1986 March 15

Notes and outlines

Holograph

Typescript

Correspondence, 1986

Lecture, philosophy seminar, Vienna, Austria, . 1986 March 22

Lecture, philosophy seminar, Vienna, Austria, 1986 April

Interview, Revue francaise d'economie, . 1986 April 14

Lecture, philosophy seminar, Vienna, Austria, . 1986 April 26

"Die erkenntnistheoretische Position der evolutionaren Erkenntnistheorie," . 1986 April 18-20

Typescript

Version prepared for publication in Rupert Riedl and Franz M. Wuketis, ed., Die Evolutionare Erkenntnistheorie, 1987

Proofs

Correspondence

"Godels Probleme und Losungen: Eine kurze und einfache Darstellung fur Nicht-Mathematiker," . 1986 April 28

Lecture, philosophy seminar, Vienna, Austria, . 1986 May 3

Lecture, philosophy seminar, Vienna, Austria, . 1986 May 10

Lecture, philosophy seminar, Vienna, Austria, . 1986 May 24

Transcript of discussion following lecture, Gesellschaft der Arzte, Vienna, Austria, . 1986 May 28

Lecture, philosophy seminar, Vienna, Austria, . 1986 May 31

"The Growth of Scientific Knowledge," . 1986 June 5

"A New Interpretation of Darwinism," . 1986 June 12

"Predicting Overt Behavior versus Predicting Hidden States," The Behavioral and Brain Sciences, . 1986 July

Lecture, philosophy seminar, Vienna, Austria, . 1986 October 4

Talk, Political Philosophy Forum, House of Lords, London, England, . 1986 October 23

"Kepler: Seine Metaphysik des Sonnensystems und seine empirische Kritik," . 1986 November 8

Holograph

Typescript

Version published in Wege der Vernunft: Festschrift zum siebzigsten Geburtstag von Hans Albert, . 1990

Correspondence, 1986-1990

"Ich weiss, dass ich nichts weiss - und kaum das": Karl Popper im Gesprach uber Politik, Physik und Philosophie, . Second edition, . 1987 1991

"Ninguem sabe o suficiente para ser intolerante," interview, Risco, . 1987

"Why Probabilistic Support Is Not Inductive" (with David W. Miller), Philosophical Transactions of the Royal Society of London, 1987

Typescript

Proofs

Correspondence, 1985

Speech, Ludwig Boltzmann Gesellschaft, Vienna, Austria, . 1987 January 20

"The Human Mind - or the Human Soul - and the Theory of Knowledge," . 1987 January 22

Holograph

Typescript

Correspondence, 1986

Interview conducted by Hans van Hulst, . 1987 February 5

Introductory lecture, World Congress Alternatives and Environment, Vienna, Austria, 1987 April 8

Holograph

Typescript

Correspondence and clipping, 1986-1987

"Die Zukunft der Gesellschaft," . 1987 April 8

Interview conducted by Volker Friedrich, . 1987 June 4

Interview, Die Welt, 1987 July 6-11

Typescript

Printed copy

Correspondence, 1987

"Zur Theorie der Demokratie," Der Spiegel, 1987 August 3

Holograph

Typescript

Printed copy

Correspondence, 1987

Version published in Aus erster Hand, . 1987

English translation.

"Popper versus Copenhagen," Nature, . 1987 August 20

Lecture sponsored by the presidency of the republic, Lisbon, Portugal, 1987 October 3

Holograph

Typescript

Clippings

Correspondence with Mario Soares, 1986-1987

Interview, Morgenbladet, . 1987 October 10

"A World of Propensities," . 1987 November 6

Holograph

Typescript

"On the Theory of Democracy," in Maja Svilar, ed., Concepts of Human Freedom, . 1988

"Bell's Theorem: A Note on Locality," in Alwyn van der Merwe, et al, eds., Microphysical Reality and Quantum Formulation, . 1988

"Violation of Heisenberg's Uncertainty Relations…[title includes mathematical symbols]" (with Zvonko Maric and Jean-Pierre Vigier), Foundations of Physics, . 1988

"Uncertain Truth," Karl Popper in conversation with John Eccles, Ernst Gombrich, and Anthony Quinton, television series, Channel 4, London, England, . 1988 January 4-18

Typescript

Correspondence, 1987-1988

"The Open Society and Its Enemies Revisited," The Economist, 1988 April 23

Typescript

Correspondence, 1988

German translation.

"Changing Our View of Causality: A World of Propensities," . 1988 April 28

Holograph

Typescript drafts.

Correspondence and clipping, 1988

Revised version delivered at the Hoover Institution on War, Revolution, and Peace, Stanford University, Stanford, California, . 1988 May 10

"Outline of My Views of What Matters," . 1988 May 27

Holograph

Typescript

Correspondence, 1988

"Bemerkungen zur Theorie und Praxis des demokratischen Staates," . 1988 June 9

Holograph

Typescript

Printed copy

Correspondence, 1987-1989

"A World of Propensities: Two New Views of Causality," . 1988 August 24

Holograph (incomplete)

Typescript

Clippings

Correspondence, 1988-1989

Revised version for publication, 1990

Proofs

Correspondence, 1989-1990

Italian version, . 1991

German version, 1994

Typescript

Proofs

Correspondence, 1994

Speech upon receiving 10th International Friedrich Nietzsche Prize, Palermo, Sicily, 1988 October 16

Holograph

Correspondence and clipping, 1988

"The Critical Approach versus the Mystique of Leadership," . 1988 November 18

Holograph

Typescript

Correspondence, 1988

Lecture on molecular biology, European Molecular Biology Laboratory, Heidelberg, Germany, 1989 April 12

Holograph

Correspondence

Lecture to Society of Physics Students, University of California, Berkeley, California, 1989 May 6

Holograph

Typescript

Correspondence, 1989

"On a Little Known Chapter of Mediterranean History," . 1989 May 24

Holograph

Typescript

Clippings

Correspondence, 1988-1989

Catalan version, . 1989

"Towards an Evolutionary Theory of Knowledge," . 1989 June 9

Holograph

Typescript

Correspondence, 1989

"Freiheit und intellektuelle Verantwortung," . 1989 June 27

Holograph

Typescript

Correspondence, 1988-1991

Printed copy

Revised version delivered at conference on Buddhism, Munich, Germany, 1989 June 29

Typescript

Correspondence, 1989

"I filosofi e il nostro tempo," series broadcast on Radiotelevisione Italiana (RAI), 1989 July

Holograph

Correspondence, 1989-1990

English version of one program in series, "The Theory of Three Worlds."

"Popper on Schrodinger," Nature, . 1989 November 23

"A Letter to a Friend," . 1989 December 19

"Entrevista con Karl Popper," Arbor, . 1990

"Knowledge and Ignorance," . 1990

A Pocket Popper, . 1990

" Power by Bertrand Russell: An Introductory Note," . 1990

"Progenote or Protogenote?" (with Gunter Wachtershauser), . 1990

"A Restoration of Popperian Inductive Scepticism" (with David Miller), . 1990 February 7

Interview, Die Welt, 1990 February 19-23

Typescript with holograph additions

Printed copy

Correspondence, 1988-1990

"Pyrite and the Origin of Life," Nature, . 1990 March 29

Interview, Nippon Hoso Kyokai (Japan Broadcasting Corporation), . 1990 April 20

"Mechanisms versus Creative Inventions: A Brief Survey of a Wide Open Problem," . 1990 October 5

Holograph

Typescript

Correspondence, 1990

Italian translation, "L'orologio di Cartesio," published in La Repubblica, . 1990 October 6

"The Best World We Have Yet Had," . 1991 January

"A New Formulation of the Criticism of Historicism," . 1991 January

"Four Notes on Xenophanes and One Note on Heraclitus," 1991 February

Notes

Holograph

Typescript

German version.

"Gegen den Zynismus in der Interpretation der Geschichte," . 1991 May 21

Holograph

Typescript

Clippings

Correspondence, 1991

English version prepared for publication in The Harvard Review of Philosophy, . 1993

"An Enzymatic Theory of Self-Correcting Evolution," . 1991 July

"Putting Genetics in Its Place," . 1991 July

"Popper und der Wiener Kreis: Aus einem Gesprach mit Sir Karl Popper," interview, . 1991 August/September

"Alles sturzte sodann in ein geistiges schwarzes Loch," interview, Weltwoche, . 1991 September 12

Speech in acceptance of honorary doctoral degree, Universidad Complutense de Madrid, Madrid, Spain, 1991 October 28

Typescript

Clippings

Correspondence, 1991-1992

Interview with Giancarlo Bosetti, . 1991 November

"The Open Society Today: Its Great Yet Limited Success," . 1991 November 14

Holograph

Typescript

Catalan version.

"How the Moon Might Throw Some of Her Light on the Two Ways of Parmenides," Classical Quarterly, 1992

Notes

Holograph

Typescript

Proofs

Printed copy

Correspondence, 1987-1991

"Karl R. Popper, 1992: About the EPR Controversy," interview conducted by Marie-Christine Combourieu, . 1992

"Kriege fuhren fur den Frieden," interview in Der Spiegel, . 1992

"Wundern Sie sich, wenn ich nicht nach Wien zuruckgehe?" interview conducted by Hans-Joachim Dahms and Friedrich Stadler, . 1992

"The Communist Road to Self-Enslavement: How the Communist Slave Owners Enslaved Their Brains and Thereby Themselves," . 1992 January 4

Holograph

Typescript

Proofs

"The Collapse of the Marxist Attack: Understanding the Past and Influencing the Future," . 1992 March 6

Holograph

Typescript

Correspondence, 1991-1992

German version.

Radio interview, Bayerischer Rundfunk, Munich, Germany, . 1992 May 5-6

"On Some Formal Problems in the Theory of Probability" (with David Miller), . 1992 July 12

"Duldsamkeit und intellectuelle Redlichkeit," . 1992 July 28

"Technologie und Ethik," . 1992 September 19

Holograph

Typescript

Transcript of discussion after speech

Correspondence, 1991

Remarks on Friedrich von Hayek, . 1992 September

Remarks, Friedrich von Hayek memorial, London School of Economics, London, England, . 1992 September 23

Speech accepting The Kyoto Prize, Kyoto, Japan, 1992 November 10

Holograph and transcript

Correspondence, . 1992-1994

Kyoto Prize laureate lecture, Kyoto, Japan, . 1992 November 11

"The Origin of Western Culture and Its Literary and Scientific Roots," . 1992 November 12

Typescript

Speeches by others

"A Discussion of the Mind-Brain Problem" (with B. I. B. Lindahl and P. Arhem), Theoretical Medicine, 1993

Holograph

Typescript

Proofs

Printed copy

Correspondence, 1991-1993

"Zum Gedenken an Hans Hahn," . 1993

Statement on the effect of television on children, Radiotelevisione Italiana (RAI), . 1993 January 27

Article on Bosnia published in Berliner Morgenpost and Hamburger Abendblatt, . 1993 April 21

"The European Citizen and the Media: European Media Policy, Should it Exist?" . 1993 June 4

"The Unknown Xenophanes: An Attempt to Establish His Greatness," 1993 October 2

Notes

Holograph

Typescript

Speech upon receiving Otto Hahn Peace Medal, Berlin, Germany, 1993 December 17

Notes

Typescript

Clippings

Correspondence, 1993

Aufsatze und Vortrage, 1994

Proofs

Volume 1

Volume 2

Correspondence

"Contributions to the Formal Theory of Probability" (with David W. Miller), . 1994

Knowledge and the Mind-Body Problem, 1994

Typescript

Typescript (Contd.)

Proofs

The Myth of the Framework, . 1994

"Aristotle's Mathematics Misunderstood," . 1994 January 20

Lecture, Universita Karlovy v Praze, Prague, Czech Republic, 1994 May 25

Holograph

Typescript

Correspondence, 1993-1994

"The Future Is Open," interview conducted by Adam J. Chmielweski, . 1994 July 29

"On Excess Content: A Reply to Elby" (with David W. Miller), . 1994 August 26

"The Consciousness-Brain Relation" (with B. I. B. Lindahl and P. Arhem), . 1994 August 30

Alles Leben ist Problemlosen, 1995

Preface.

Proofs

Correspondence, 1994

"Die Macht des Fernsehens," Schweizer Arbeitgeber, . 1995 August 17

The World of Parmenides, . 1998

General

General

Invitations (declined)

1966-1987

1988

1989

1990

1994

Letters of recommendation written by Popper on behalf of others, . 1959-1993

A

B

B (Contd.)

C

C (Contd.)

D

E

F

G

G (Contd.)

H

H (Contd.)

I

J

K

K (Contd.)

L

M

N

O

P

P (Contd.)

Q

R

S

S (Contd.)

T

T (Contd.)

U

V

W

W (Contd.)

Y

Z

Unidentified

Academia Scientiarum et Artium Europaea, 1990-1991

Aftenposten, 1989

Agassi, Joseph and Judith, 1954-1992

Agehananda, Swami, 1954

Akeroyd, Michael, 1987-1992

Albert, Hans and Gretl, 1958-1994

Alderson, John, 1992

Aldrup, Dieter, 1973

Alexander, Ivor, 1986

Alianza Editorial, 1973-1981

Allan, D. J., 1953

Allen, R. L., 1975

Alt, Jurgen, 1984-1993

Amas, Kurt Olaf, 1989-1992

American Economic Review, 1992

Andersson, Gunnar, 1987-1988

Aneks, 1989-1990

Angelidis, Thomas D., 1985-1994

Annal, N., 1987-1988

Antiseri, Dario, 1972-1992

Aomi, Junichi, 1979-1994

Apostel, Leo, 1954-1956

Appelbom, Richard, 1975

Aramus, R., 1987

The Aristotelian Society, 1958

Arley, Niels, 1989

Armitage, Arthur, 1975

Aron, Raymond, 1962

Aschenbrenner, Karl, 1961

Atkins, P. W., 1989

August Bebel Verlag, 1976

Australian National University, 1950-1959

Ayala, Francisco J., 1975-1990

Ayer, Alfred J., 1959

Bailey, Richard, 1992

Bakshi, Om, 1985-1989

Bambrough, Renford, 1962

Banerjee, Majulekha, 1991

Bartley, William Warren, III

1959-1985

1986-1987

1988-1989

Basic Books (Arthur Rosenthal, Shirley Soffer, Martin Kessler) re The Logic of Scientific Discovery, Conjectures and Refutations, and The Poverty of Historicism, 1968-1987

Basil Blackwell Publisher, 1957-1986

Bateson, Patrick, 1986

Baudoin, Jean, 1989

Bauer, Robert, 1990-1991

Baum, Michael, 1993-1994

Beg, Abdul Shafiq, 1975

Belke, Ingrid, 1985-1994

Bell, John Watson, 1985

Beloff, John, 1978

Benini, Arnaldo, 1991

Berkson, William K., 1975-1991

Berlin, Isaiah, 1954-1989

Bernard, Walter, 1991-1994

Bernays, Paul, 1958-1975

Bertrand Russell Society, 1979-1992

Beth, Evert Willem, 1948-1955

Bethman, Johann Philipp Freiherr von, 1987-1992

Biester, Hans W. L., 1990-1992

Binet, Francis Emeric, 1993

Bitsakis, Eftichios, 1985-1987

Blackmore, John T., 1979

Blanc, Claude-Jacques, 1982-1984

Blaukopf, Kurt, 1992

Bless, Frits, 1979

Bohm, Christian, 1986

Bollinger, Gunter, 1990-1992

Bondi, Hermann, 1955-1994

Bonsack, François, 1985

Boom Meppel (Henk L. Bouman, Errit Petersma) re Dutch edition of Conjectures and Refutations, 1976-1978

Boorstin, Daniel J., 1979

Bornmann, Horst, 1992

Boschan, Paul, 1959

Bourbaki, Georges, 1990-1991

Bouveresse, Renee, 1989-1993

Boyer, Alain, 1979-1994

Braestrup, F. W., 1974

Braithwaite, Richard B., 1957-1988

Branden, Carl-Ivar, 1992

Braunizer, Ruth, 1982-1990

Braunthal, Alfred and Hilde, 1982-1992

Braunthal, Gerard, 1986-1993

Briskman, Larry, 1983-1986

British Broadcasting Corporation

1966-1974

1982-1992

The British Journal for the Philosophy of Science, 1955-1979

The British Society for the Philosophy of Science, 1960

Brljevic, Branimir Baron, 1992

Broglie, Louis de, 1969

Brooke-Wavell, Bruce, 1956-1960

Brow, David, 1978-1988

Bruchle, Bernhard, 1993

Bruhlmeier, Daniel, 1993

Buchberger, Harry M., 1994

Buckner, Dean, 1986

Bunge, Mario, 1957-1979

Burgess, Tyrell, 1975-1983

Burstein, Ulrich, 1986-1989

Butler, B. C., 1973

Callaghan, James, 1987

Cambridge University Press, 1963-1989

Canadian Broadcasting Corporation, 1974-1978

Canterbury University College, 1945

Carnap, Rudolf, 1933-1945

Carnielli, Adwalter Antonio, 1974-1975

Caroe, Olaf, 1973-1975

Carr, Brian, 1988

Carrington, Samantha, 1991-1993

Cartwright, Nancy, 1989

Carvalho, Manoel Joaquim de, Jr., 1990

Catlin, George E. G., 1958-1959

Center for Advanced Study in the Behavioral Sciences, 1957-1959

Centre Europeen de Recherches Nucleaires (CERN)

Champion, Rafe, 1989

Chattopadhyaya, D. P., 1973-1992

Chavers, Ronald E., 1973-1974

Cherniss, Harold, 1963

The Chinese Academy of Social Sciences, 1984

Chmielewski, Adam J., 1987-1994

Chong, Woei Lien, 1991

Chroust, Anton-Hermann, 1958-1959

Churchill, Winston, the Younger, 1973

Citi, Dianora, 1987-1993

Clarendon Press (Nicholas Wilson), , re Objective Knowledge 1973-1974

Clark, Ronald W., 1974

Cleary, John J., 1978-1994

Cohen, Kalman Joseph, 1953

Cohn, Melvin, 1967-1976

Collier, Barbara, 1975

Collins Publishers, 1986-1989

Conservative Party (United Kingdom), 1992

Cooper, Ray, 1992

Corriere della sera, 1987-1993

Cranach, Edzard von, 1993

Crick, Francis, 1976-1989

Crombie, David, 1964

Cubbedu, Raimondo, 1987-1992

Cubitt, Charlotte, 1989-1994

Cunha, A. Brito da, 1973-1975

Dahms, Hans-Joachim, 1989-1992

Dahrendorf, Ralf, 1954-1993

The Daily Mail, 1993

Dalai Lama, The, 1974-1992

Dalziel, E. M. and Margaret, 1985-1994

Dando, Shigemitsu, 1989-1994

Danikas, Michael, 1987-1988

Dar Al Saqi (Andre Gaspard), 1990, re Arabic edition of The Poverty of Historicism

Daum, Wolfgang, 1988-1994

Degen, Peter, 1987

Deutsch, David, 1985

Deutsche Akademie fur Sprache und Dichtung, 1984-1988

Deutsche Zeitung, 1975

Devaux, Philippe, 1971-1973

Dimitrakos, Dimitri, 1986-1993

Diogene, 1989-1990

Djilas, Milovan, 1973-1975

Djuric, Mihailo, 1958-1960

Domnescu, Laurentius, 1988-1989

Dore, Ronald, 1963-1966

Doring, Eberhard, 1978

Dorn, Georg, 1987-1994

Dornbusch, Tim, 1989

Douglas-Menzies, Lucinda, 1988-1991

Drese, Claus Helmut, 1987-1988

Dreyers Forlag, 1981

Driver, Adrian, 1981-1991

Du, Rugi, 1986-1989

Duncker & Humblot, 1974-1980

Dynasteurs, 1990-1991

E. J. Brill Publishers (Elisabeth Erdman-Visser), 1989-1993

Eccles, John Carew, 1950-1993

Editions Complexe (Andre Versaille), , re French edition of Objective Knowledge 1974-1978

Editions du Seuil (Jean-Marc Levy-Leblond, Francois Wahl), , re French editions of The Open Society, Conjectures and Refutations, and Unended Quest 1974-1979

Editions Gallimard, 1978

Editions Payot (J. L. Pidoux-Payot), , re French editions of The Logic of Scientific Discovery and Conjectures and Refutations 1969-1979

Editorial Tecnos, , re Spanish edition of The Logic of Scientific Discovery 1959-1960

Editura Stiintifica si Enciclopedica, , re Romanian edition of The Logic of Scientific Discovery 1974-1981

Edwards, Paul, 1969

Ehrlich, Paul R., 1990

Eibl-Eibesfeldt, Irenaus, 1988-1989

Eichler, Udi, 1973-1974

Eidgenossische Technische Hochschule Zurich, 1986-1987

Eidlin, Fred, 1982-1989

Eldar, Jacob, 1989-1990

Elders, Fons, 1972

Ellinghaus, M. P., 1977-1978

Embree, Lester, 1989-1990

Encounter (Melvin J. Lasky), 1973-1987

Ennals, Lord, 1988-1990

Espada, Joao Carlos

1987-1989

1990-1994

Esterson, Allen, 1988-1992

Etemad, Shoja, 1988-1989

Eucken, Christoph, 1984-1993

Ewing, A. C., 1939-1944

Fallois, Bernard de, 1985

Feigl, Herbert, 1949-1977

Fetz, Hanspeter, 1988-1992

Fetzer, James H., 1991-1992

Feuer, Lewis S., 1984-1988

Feyerabend, Paul K., 1953-1961

Fezer, Karl-Heinz, 1986-1990

Fillenz, Marianne, 1990

Fleischmann, Bernd, 1992

Flew, Antony G. N., 1973-1992

Floridi, Luciano, 1991

Fondazione Sigma-Tau, 1989-1991

Fontana Paperbacks (Helen Fraser, Alison Wade, Robert B. Woodings) re Unended Quest

1975-1979

1980-1986

Forlaget Akademilitteratur (Kjell Sundquist, Hanserik Tonnheim), , re Swedish edition of The Open Society and Its Enemies 1978-1982

Foundations of Physics, 1986-1987

Francke Verlag Bern (Carl Ludwig Lang, Brigitte Narr, Gunter Narr) re The Open Society and Its Enemies

1947-1980

1981-1991

Franke, Holger, 1992-1994

Freeman, Derek, 1973-1991

Freeman, Eugene, 1972

Friedman, Milton, 1976

Frontier, 1973

Fuchs, Georg, 1989

Fuchs, Gerold, 1987-1988

GDG Produzioni Televisive, 1987

Gadol, Eugene T., 1978-1979

Gal-Or, Benjamin, 1978

Gattei, Stefano

1988-1991

1992-1994

Gauthier, Mary E., 1987

Gebauer, Eleonore (and Annelies, Helga, and Wolgang), 1986-1993

Gebhardt, Gottfried, 1988

Geier, Manfred, 1993-1994

Gellner, Ernest, 1946-1994

Gerd Plessl Agentur, 1989-1993

Gesang, Bernward, 1988-1990

Gibson, Quentin, 1965-1973

Giedymin, Jerzy, 1958-1991

Gill, Jerry, 1969

Gillies, Donald, 1973-1991

Ginn Press, 1986

Giulio Einaudi Editore (Giulio Einaudi, Guido Davico Bonini), , re Italian editions of The Logic of Scientific Discovery and Die beiden Grundprobleme der Erkenntnistheorie 1966-1984

Glinka, Anna and Elzbieta, 1989-1991

Godel, Kurt, 1959

Goethe Institute, London, 1991-1992

Goethe Institute, Munich, 1991-1992

Goldsmith, Daniel, 1986-1987

Goldstern, Christine, 1987

Gombrich, Ernst H.

1943-1962

1985-1994

Gomes da Costa, Brian L., 1973-1993

Gomperz, Heinrich, 1932

Good, Irving John, 1957-1988

Gorbachev, Mikhail, 1992

Gorg, Bernhard, 1993

Goswami, Ananda, 1975-1976

Gott, Hans, 1975-1981

Gower Publishing Company Ltd., 1984-1985

Grattan-Guinness, 1973-1993

Graves, Leslie, 1992

Graz, Leopold, 1987

Groot, Adrian D. de, 1988-1990

Grunbaum, Adolf, 1976

Grunebaum, L. H., 1955-1956

Grunert, Mark, 1993

Gumanski, Leon, 1989-1990

Gustavus Adolphus College, 1981-1982

Gutersicher Verlagshaus Gerd Mohn, 1990

Gyldendal Norsk Forlag (Sigmund Hoftun), , re Norwegian editions of The Open Society and Its Enemies and The Poverty of Historicism 1969-1973

Haas, Klaus, 1989-1990

Haberler, Gottfried, 1957-1992

Habermehl, Werner, 1977-1978

Hahn, Dietrich, 1994

Haldi, Charles, 1992

Halpern, Leopold, 1987-1988

Hansen, Troels Eggers and Margit, 1973-1994

Hargrove, Eugene C., 1975

Harre, Rom, 1973-1977

Harries, Daniel H., 1988-1989

Hasford, Alfred, 1988-1989

Hattiangadi, Jagdish, 1986-1991

Hauptverband des Osterreichischen Buchhandels, 1982

Hawking, Stephen W., 1978

Hayakawa, S. I., 1973-1977

Hayek, Friedrich August and Helene von, 1943-1990

Haynes, Michael, 1975-1977

Hegenberg, Leonidas, 1974-1975

Helle, Horst Jurgen, 1990

Hellewell, David, 1973

Hempel, Carl G., 1936-1965

Henning, Andreas, 1986

Herbut, F., 1988

Hermann Editeurs des Sciences et des Arts (Pierre Beres), , re French edition of Postscript to the Logic of Scientific Discovery 1981-1984

Hermens, Ferdinand, 1987-1988

Hervey, Helen, 1959-1966

Hinterberger, Norbert, 1994

Hirzel, Hans, 1990-1992

Ho, Eugene

1988-1991

1992-1994

Hobart, Robert H., 1976-1990

Hoellering, Anne, 1967

Hofmann, Bernd, 1986

Holmes, Brian, 1974-1975

Holmquist, Olov, 1987

Horowitz, Irving Louis, n.d.

Horrobin, David F., 1979-1992

Horvat, J. A., 1975-1978

Hoyer, Ulrich, 1976-1988

Huber, J. C., 1992

Hulst, Hans van, 1986-1992

Hunter, Geoffrey, 1986

Hutchinson Publishing Group (Ruth Klauber, Kathleen R. Nathan, John R. Stevens, A. R. Guest Gornall, S. G. Wilkinson, Kathleen Nathan, Daniel Brostoff, Marc Cohen) mainly re The Logic of Scientific Discovery and Postscript to the Logic of Scientific Discovery