Madrid, 4 February 1988 - Internal institutional documents Reply from Spain's Ministry of Culture regarding the questions put forward by Andrés Ollero in the Congress of Deputies
1 December 1945 - Institutional correspondence Claude Jaeger's letter to Pablo Picasso with an enclosed letter from Celeste Negarville
New York, 10 August 1981 - Institutional correspondence A letter from Eloise Ricciardelli to Sharon Zane