1
Date 1966-1967
periodiek
2
Archief 'Belgische afdeling van de Vierde Internationale'
Motto: Workers of the world unite
Redactie: C.L. Rudder
Drukker/Drukkerij: The Narod Press, Bedford Street 129-131, ...
Date 1937
periodiek
3
4
Bibliotheek François Vercammen
Date 1945
brochure
5
Bibliotheek François Vercammen By Hansen, Joseph
Published in Marxism versus ultraleftism : the record of Healy's break with trotskyism
Published in Marxism versus ultraleftism : the record of Healy's break with trotskyism
artikel