This letter by Pannekoek was first published in the journal Funken, Vol. III No. 1, June 1952.
This translation has been made from the version published in the anthology of his writings Neubestimmung des Marxismus 1. Diskussion über Arbeiterräte. Introduction by Cajo Brendel. (Karin Kramer Verlag, Berlin, 1974).
This e-version was copied from the John Gray For Communism-website.
The code and layout here vas made by Kurasje.