Group portrait Friedrich Adler, Alexandre Bracke, Julius Peidl ...
Group portrait Willem Hubert Vliegen, František A Soukup, Arthur Henderson ...
Place of persons indicated on the back.
Portrait Ludwig Maier
Conference of delegates of the French, English, Italian and Belgian socialist parties with the German VSPD on the Ruhr and reparation payments. Place of persons indicated on back.
Conference of delegates of the French, English, Italian and Belgian socialist parties with the German VSPD on the Ruhr and reparation payments. Place of persons indicated on back. Walter Schiff is likely Viktor Schiff.
Group portrait C Werkhoven, Pieter Jelles Troelstra, Willem Hubert Vliegen ...
Group portrait W. Adamson, ..., Parmoor, Philip, Snowden ...
Group portrait W. Adamson, ..., Parmoor, Philip, Snowden ...
De Rotterdamsche konferentie van het Internationaal Socialistisch Bureau.