theory of cognition

theory of cognition

Letter to Kazimierz Twardowski written 03.08.1924

Habilitation resolution written 12.02.1925

Letter from Stanisław Ignacy Witkiewicz written 01.12.1935

Letter to Władysław Tatarkiewicz written 19.07.1969

Letter from Tadeusz Kotarbiński written 08.08.1922

Letter to Kazimierz Twardowski written 11.06.1919

Letter from Władysław Witwicki written 21.01.1927

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

Letter from Władysław Witwicki written 26.02.1925

Letter from Władysław Witwicki written 26.04.1939

Letter from Władysław Witwicki, n/d A

Letter from Władysław Witwicki written 04.01.1929