Paris, 5 July 1955 - Institutional correspondence A letter from François Mathey to the director of the Gesellschaft der Freunde junger Kunst Baden-Baden
1955 - Internal museum documents A list of Picasso's works, compiled at his house on rue des Grands-Augustins, Paris
3 June 1955 - Internal museum documents A list with three Picasso works for the exhibition at the Musée des Arts Décoratifs
New York, 13 August 1979 - Institutional correspondence Rona K. Roob's letter to Carleton Sprague Smith
Kalkata, 2007 - Photograph Banners with fragments of Guernica in a demonstration against violence in Nandigram