Container Listing
Series 1: Business and Professional Correspondence, 1964-1983
APCOM correspondence files, 1964-1968
APCOM correspondence files, 1968-1971
APCOM correspondence files, 1971-1974
APCOM correspondence files, 1973-1983
Series 2: Subject Files, 1953-1982
APCOM: letters relating to patent problems, 1964-1967
APCOM: Lawlor patent work, 1965-1966
APCOM: London correspondence 1975
APCOM: Correspondence re: teletypewriters, procurement, maintenence, 1968-1969
APCOM: Modem standards, Teletypewriters for the Deaf, Inc., 1973
APCOM: The Ivy Modem, 1971
APCOM: Phonetype 10 and 11, 1975-1979
APCOM: Electronic TTYs, lab notes, 1973-1976
APCOM: Electronic TTYs, lab notes, vol. 2, 1976-1979
APCOM: Experiment reports, measurements, etc, 1964-1972
APCOM: Phonetic checks, 1968
APCOM: Office files, 1977-1978
Amateur radio, 1951-1964
ASCII, Baudot Converter 1982
Aviation matters, 1966-1968
Carrier Current Signaling System, 1966
Communications re: laboratory projects involving R.H. Weitbrecht, 1964-1969
Consultations with John Crandall and R.H. Weitbrecht, 1974
Correspondence: AGBAD and ODAS, 1966-1967
Correspondence with Kujawa/Townsend/Herron, 1974-1976
Correspondence: Specialized Systems, Inc., 1974-1980
Crystal Control for Drake 2-B Receiver, 1980
Data Access Arrangement and Acoustal Coupling, 1968-1978
Data Access Arrangement and Acoustal Coupling, 1968-1978
Design using UARTS and FIFOs, 1976
Dipole, 1966
Drake 2-B Communications Receiver, 1976-1980
ESSCO infringements, 1970-1971
FCC rules, 1976
Flywheel Integrating Regenerative Repeater, 1959
Garbled communications on the Teletypewriter, 1970
Ham radio projects, 1974-1979
Landline telephone circuits, 1964
Final report: The Like Astronomic Camera, 1962
Mark IV and VI Integrators, 1956
Mark IV and VI Integrators, 1958-1962
Mark Six-B Amplifier, 1957
Patent papers,
Phonotype II, 1971-1976
Phonotype II (cont.) 1971-1976
Photo-electric guider, 1953-1957
Scientific calculators, 1975
Society of Wireless Pioneers, 1982
Solar energy studies,
Technical bulletins, R.H. Weitbrecht Company, 1966-1967
TEIE phone line remote control system, 1964
TEI-COM 1977
The Telegraph System, 1966
Teleprinter conversations at R.H. Weitbrecht's office and home, 1967
Telescope making class notes (Foothill College) 1967
Things to do with astronomy, instruments, and clocks, 1975
W6NRM Mark Six System, 1978
Series 3: Personal Papers and Correspondence, circa 1950-1980
Autobiographical sketch, undated
Personal and academic correspondence, 1975-1980
Private file, 1871-1975
Writings and commentaries, 1958-1974
School assignments, circa 1938-1945
Assorted technical drawings and communications, circa 1960-1972
Series 4: Publications and Manuals, 1931-1978
Teletype Bulletin (scattered) 1931-1967
Assorted flyers and publications, 1960-1978
Palo Alto Tiny Basic, 1976
Heathkit Assembly Manual, 1962
Manuals, assorted, 1955-1970
Principals of Telegraphy (US Dept. of the Navy), 1967
Handbook of Maintenance Instructions for Radio Receivers BC-348-T, N, and Q, 1943
Teletype Technical Training Center Model 33 Manual, undated
4U1TU Calling (International Amateur Radio Club), 1964-1965
Series 5: Patent Files, 1966-1982
Correspondence re: patents, 1979
Telegraph System, Patent No. 873, 989, 1970-1971
Frequency Shift Teletypewriter patents, 1966-1972
Frequency Shift Teletypewriter patents (cont.) 1966-1972
R.H.Weitbrecht-ESSCO, Brody, patents, 1969-1982