Paris, 5 May 1955 - Institutional correspondence A letter from the general secretary of Les Arts Décoratifs to the insurance company L'Union
1955 - Insurance documents The insurance contract and list of prices for the works insured and sent to the Musée des Arts Décoratifs, Paris
1955 - Insurance documents Transport and insurance, provided by Morel d'Arleux, general secretary of the Union Centrale des Arts Décoratifs
Brussels, 28 March 1956 - Insurance documents Robert Giron's letter to Willem Sandberg, dated 28 March 1956
Amsterdam, 1956 - Internal museum documents A checklist for the Guernica studies, insurance costs and notes.
Amsterdam, 1956 - Internal museum documents A packing list of studies for Guernica with titles and measurements
New York, 30 April 1969 - Institutional correspondence Carol K. Uht's letter to Richard Gordon Hatche
New York, 6 July 1939 - Institutional correspondence Alfred H. Barr Jr.'s letter to Pablo Picasso, dated 6 July 1939
New York, 10 July 1939 - Institutional correspondence Evelyn Ahrend's letter to Marcelene Peterson, dated 10 July 1939
Gothenburg, 26 April 1938 - Institutional correspondence Tor Bjurstöm's letter to Sven Strindberg, dated 26 April 1938
1955 - Insurance documents Transport insurance of different Picasso works for their transfer from Paris to the Haus der Kunst, Munich
New York, 6 August 1973 - Institutional correspondence A letter from Betsy Jones to Daniel-Henry Kahnweiler
New York, 3 May 1968 - Institutional correspondence Dorothy C. Miller's letter to Daniel-Henry Kahnweiler
New York, 26 April 1962 - Insurance documents Alfred H. Barr Jr.'s letter to Daniel-Henry Kahnweiler, dated 26 April 1962