May - July 1992 - Institutional correspondence Loaned works at the Museo Nacional Centro de Arte Reina Sofía in conjunction with the rearrangement of holdings between the Reina Sofía and Museo Nacional del Prado
Madrid, 8 February 1995 - Internal institutional documents A loan approval form for the exhibition Picasso: The Love and the Anguish. The road to Guernica
Cleveland, 25 May 1939 - Institutional correspondence William Mathewson Milliken's letter to Sidney Janis
November 1939 - Magazines Picasso in Retrospect: 1939–1900. The Comprehensive Exhibition in New York and Chicago
1940 - Internal museum documents Circulating exhibition contract for Picasso: Forty Years of His Art (second edition), between the Museum of Modern Art, New York, and the Cleveland Museum of Art