Philosophical Movement

Philosophical Movement

Protocol from the meeting of the PPS Board 12.05.1957

Postcard from Kazimierz Twardowski written 02.10.1918

Letter from Tadeusz Czeżowski written 20.12.1957

Letter to Kazimierz Twardowski written 14.01.1925

Letter from Kazimierz Twardowski written 13.08.1922

Letter from Tadeusz Czeżowski written 08.12.1965

Letter to Kazimierz Twardowski written 20.02.1922

Letter to Kazimierz Twardowski written 01.03.1925

Letter from Tadeusz Czeżowski written 29.03.1969

Postcard from Tadeusz Czeżowski written 13.01.1949

Letter from Tadeusz Czeżowski written 12.03.1967

Letter from Kazimierz Ajdukiewicz written 03.01.1928