31002.2

Bulletins No.1-13 (edited in Mülheim / Ruhr) 1947-49. [No.8 missing]
Bulletins No.1-2 (edited in Berlin) 1950.
Bulletins 4 unnumbered issues (edited in Braunschweig and Mülheim / Ruhr 1950-1951
Bulletins No.1-23 (edited in Mülheim / Ruhr, Braunschweig Stade) 1951-54.

(1947 - 1954)