Inaugural Adresse: Open Letter to the Brain and Hand Workers of all Countries - 1945
Cirkular letter - To our readers and friends- 1947
Workers' Councils - 1947
Bericht der nach Moskau entsandten Delegation - 1920
The Lenin Legend - 1935
Luxemburg versus Lenin - 1935
The Inevitability of Communism - 1936
Letter to J.A. Dawson - early 1947