lecture

lecture

Letter to Kazimierz Ajdukiewicz written 3/15/1956

Letter from Tadeusz Czeżowski written 21.01.1925

Letter from Konstanty Michalski written 20.12.1937

Letter from Tadeusz Czeżowski written 11.12.1957

Letter from Władysław Tatarkiewicz written 30.03.1969

Postcard from Kazimierz Ajdukiewicz written 10.10.1948, pp.1,2

Postcard from Stanisław Ignacy Witkiewicz written 17.02.1938

Letter from Kazimierz Ajdukiewicz written 6/19/1948

Letter from Władysław Witwicki written 02.03.1922

Postcard from Kazimierz Ajdukiewicz written 10/10/1948

Letter from Jan Maria Bocheński written 24.04.1957

Letter to Tadeusz Kotarbiński written 23.02.1961