lecture activity

lecture activity

Letter from Tadeusz Kotarbiński written 08.08.1922

Letter from Tadeusz Kotarbiński written 09.11.1947

Letter from Tadeusz Kotarbiński written 29.11.1936

Letter from Tadeusz Czeżowski written 13.12.1956

Letter to Władysław Tatarkiewicz written 29.10.1969

Lecture of Roman Ingarden in Brussels nd.nd.1947

Letter from Tadeusz Czeżowski written 11.01.1925

Lecture of Roman Ingarden on the meeting of Lviv Scientific Society 15.06.1939

Letter to Tadeusz Czeżowski written 12.12.1957

Protocol from the meeting of the PPS Board 12.05.1957

Letter from Tadeusz Kotarbiński written 04.03.1961

Letter to Tadeusz Kotarbiński written 17.07.1948