ca. 1952–1957 - Internal museum documents Publicity report for the exhibition Studies for Guernica by the Kansas State Teachers College, Pittsburg, addressed to the Travelling Exhibitions Department at the Museum of Modern Art, New York
ca. 1952–1953 - Internal museum documents Installation list for the exhibition A Half-Century of Picasso
New York, 13 July 1955 - Internal museum documents Internal letter from the Museum of Modern Art, New York, to William Lieberman