lecture activity

lecture activity

Letter from Tadeusz Kotarbiński written 18.11.1934

Postcard from Tadeusz Kotarbiński written 02.11.1936

Letter to Tadeusz Kotarbiński written 23.02.1961

Protocol from the meeting of the PPS Board 12.05.1957

Letter from Tadeusz Kotarbiński written 08.08.1922

Letter to Władysław Tatarkiewicz written 29.10.1969

Letter from Tadeusz Czeżowski written 23.03.1958

Letter from Tadeusz Kotarbiński written 09.11.1947

Letter to Władysław Tatarkiewicz written 07.11.1969

Letter from Tadeusz Czeżowski written 10.10.1957

Postcard from Tadeusz Kotarbiński written 23.04.1938

Letter from Tadeusz Czeżowski written 13.12.1956