Polish Philosophical Society

Polish Philosophical Society

Letter from Irena Krońska written in 07.09.1954

Letter to Kazimierz Twardowski written 16.08.1929

Letter to Kazimierz Twardowski written 12.01.1933

Letter to Kazimierz Twardowski written 14.01.1928

Postcard from Stanisław Ignacy Witkiewicz written 24.12.1937

Letter from Tadeusz Czeżowski written 08.12.1967

Letter from Tadeusz Czeżowski written 26.09.1947

Letter from Tadeusz Czeżowski written 09.04.1966

Postcard from Stanisław Ignacy Witkiewicz written 15.06.1938

Letter to Kazimierz Ajdukiewicz written 3/15/1956

Letter from Tadeusz Czeżowski written 13.12.1956

Letter to Kazimierz Twardowski written 01.03.1933