Correspondence (1962) on ICPHS activities and UNESCO meetings and projects. Documents on the 8th Conference of NGOs linked to UNESCO, 15-16 December 1962
Correspondence (1965) on ICPHS activities and UNESCO projects. Files on the 6th session of the East-West Major Project, the General History of Africa, the Science and Synthesis symposium, the International Advisory Committee on Bibliography, Documentation and Pedagogy (Moscow, 6-9 April 1965)
Correspondence (1969) with the French National Commission, documents on the meeting organised by the French National Commission in the framework of the international study on current trends in research in the field of social and human sciences (17 March 1969, Paris)
Correspondence (1978) on ICPHS activities and UNESCO meetings and projects. Files on collaborative meetings (The Slave Trade, 31 January-4 February 1978, Port-au-Prince; Mediterranean Islands, Places of Synthesis of Arab and European Cultures, 11-14 September 1978, Malta; Round Table on the occasion of the 23rd centenary of the death of Aristotle, 1-3 June 1978, Paris) and the 20th General Conference (1978)
Correspondence (1981) on ICPHS activities and UNESCO meetings and projects. File on the commission for the new edition of the Cultural and Scientific History of Humanity (1981-1983)
Correspondence and annual agreements between ICPHS and UNESCO: amount of subsidies granted to ICPHS and Diogenes, contracts and conditions, financial reports on the use of funds (1950-1985)
