New York, 7 March 1956 - Institutional correspondence A telegram from Edgar Craig Schenk to Pablo Picasso
2 March 1974 - Institutional correspondence A letter from Karl Denim, S. S. Kush and Joshua Jericho in defence of Tony Shafrazi
12 July 1937 - Manuscript Notes from the speech at the embassy reception, in conjunction with the opening of the Spanish Pavilion