The collection consists of correspondence, typewriter poems, photographs, artwork, artist books, and photocopy books documenting the work of Sarenco. Notable correspondents inlcude Dēmosthenēs Agraphiōtēs, Gianni Bertini, Julien Blaine, Jean-François Bory, Ugo Carrega, Henri Chopin, Pierre Garnier, Ladislav Novák, and Lamberto Pignotti. Typewriter poems include works by Dēmosthenēs Agraphiōtēs, Bartolomé Ferrando, Henri Chopin, Hans Clavin, Ilse Garnier, Pierre Garnier, Arrigo Lora-Totino, Ladislav Novák, Seiichi Niikuni, and Sarenco. Photographs include images of Julien Blaine, Jean-François Bory, Ugo Carrega, Hans Clavin, Ladislav Novák, Lamberto Pignotti, Sarenco, and others. Artwork, artist books, and photocopy books include works by Dēmosthenēs Agraphiōtēs, Julien Blaine, Ugo Carrega, Ladislav Novák, Sarenco, and others.