Conventions, Ratifications and other Diplomatic Instruments (League of Nations); Bulky Enclosures (League of Nations); Printed Documents (League of Nations); Brochures and Pamphlets (League of Nations); Daily Synopsis of Official Correspondence (League of Nations); Woodrow Wilson Collection (League of Nations); Museum (League of Nations); Visual Material (League of Nations and UNOG); Sound Archives (League of Nations and UNOG); Audiovisual Archives (League of Nations and UNOG); Microforms (League of Nations and UNOG).

Signed and dated on the right bottom E Plachte 1948 Paris; charcoal on paper

Signed and dated on the left bottom E Plachte 1930, on the right bottom Adatci and his japanese signature. Charcoal on paper

Signed and dated on the right bottom E Plachte 1927, on the left bottom Alb. Apponyi. Charcoal on paper

Signed on the centre Rüstü and on the left bottom E Plachte. Charcoal on paper.