Polish Philosophical Society

Polish Philosophical Society

Letter from Kazimierz Twardowski written 01.09.1936

List of members of the Krakow Branch of the Polish Philosophical Society written 21.01.1967

Letter to Stefan Morawski written 29.10.1969

Letter from Władysław Tatarkiewicz written 13.04.1962

Letter to Kazimierz Twardowski written 13.05.1933

Letter from Tadeusz Czeżowski written 05.04.1965

Letter from Kazimierz Ajdukiewicz written 05.05.1949

Postcard from Władysław Tatarkiewicz written 20.05.1933

Letter from Tadeusz Czeżowski written 09.04.1968

Letter from Jan Legowicz written 07.03.1964

Letter to Władysław Tatarkiewicz written N/D (b)

Letter from Tadeusz Kotarbiński written 02.12.1967