2 February 1956 - Transport documents A cheque from Nelson Rockefeller to W. R. Keating & Company for the delivery of the replica Guernica tapestry
New York, 8 May 1956 - Institutional correspondence Carol K. Uht's letter to Petro (Nelly) Van Doesburg
New York, 17 July 1968 - Management of reproduction rights A letter from Shorewood Reproduction Inc. to Steven V. David