theory of cognition

theory of cognition

Letter from Władysław Witwicki written 26.02.1925

Habilitation resolution written 12.02.1925

Letter from Władysław Witwicki written 10.08.1925

Letter from Władysław Witwicki written 21.01.1927

Letter from Władysław Witwicki written 26.04.1939

Letter from Tadeusz Kotarbiński written 08.08.1922

Letter from Stanisław Ignacy Witkiewicz written 01.12.1935