"Première manifestation Lettriste" n.d.
Scope and Content Note
Handwritten card [1946]
Scope and Content Note
"Le Lettrisme" n.d.
Scope and Content Note
Cover design n.d.
Scope and Content Note
Letter 1947
Scope and Content Note
Letters Avril 1949, 12 Avril 1949, March 1954
Scope and Content Note
Clipping n.d.
Scope and Content Note
Letter 23 Oct 62
Scope and Content Note
Letter [1962]
Scope and Content Note
Letter 26 Oct 1962
Scope and Content Note
"Defense d'Isidore Isou" n.d.
Scope and Content Note
"Domaine artistique integral" n.d.
Scope and Content Note
Letter 25 mai 1964
Scope and Content Note
"Vive la retrospective surrealiste!" [1964]
Scope and Content Note
"La poesie et la musique Lettristes et Aphonistes" n.d.
Scope and Content Note
Letters 1964
Scope and Content Note
Letter [1964]
Scope and Content Note
Advertisement [1964]
Scope and Content Note
Invitation [1956 or 1962]
Scope and Content Note
Letters , 10 août 1965 19 Septembre 1962
Scope and Content Note
Envelope [1962]
Scope and Content Note