Flushing, New York, 23 May 1939 - Institutional correspondence Simon Guggenheim's and Dana C. Backus's form letter to ask for donations
Basque Country, ca. 1975–1980 - Photograph Mural with the abbreviation of the Communist Movement of the Basque Country (MCE)
Biscay, 1980 - Photograph Mural of the 60th anniversary of the PCE (the Communist Party of the Basque Country)