organizational issues

organizational issues

Postcard from Stefan Szuman written 22.10.1937

Letter from Tadeusz Kotarbiński written 04.03.1961

Letter from Stefan Żółkiewski written in 06.06.1962

Letter to Tadeusz Kotarbiński written 17.07.1948

Letter from Stefan Żółkiewski written in 26.02.1964

Letter from Felix Kaufmann written 23.03.1936

Letter from Kazimierz Ajdukiewicz written 8/7/1948

Letter from Kazimierz Ajdukiewicz written 17.11.1949

Letter from Tadeusz Kotarbiński written 30.06.1966

Letter from Stefan Żółkiewski written in 09.04.1964

Protocol from the meeting of the PPS Board 12.05.1957

Postcard from Kazimierz Ajdukiewicz written 10.10.1948, pp.1,2