The collection contains items concerning Mr. Aghnides's career with the League of Nations, namely his activities with the Press Bureau of the Legation of Greece in London, the Minorities Section, the Disarmament Section, the Political Section (1918-1930). It includes also Aghnides' mission and activities as Director of the Disarmament Commission and as Under Secretary-General.

There are 4 black and white photos about Thanassis Aghnides, Salter James Arthur and Antoine Faroustou.

There are books.