logic

logic

Letter from Kazimierz Ajdukiewicz written 13.02.1953

Letter from Władysław Witwicki written 03.05.1922

Letter from Kazimierz Ajdukiewicz written 26.02.1961

Letter from Kazimierz Ajdukiewicz written 2/26/1961

Letter from Kazimierz Ajdukiewicz written 2/13/1953

Transfer of lecture written 19.05.1928

Letter to Tadeusz Kotarbiński written 29.04.1951

Letter from Stanisław Ignacy Witkiewicz written 05.06.1939

Letter from Stanisław Ignacy Witkiewicz written 31.03.1939

Letter to Kazimierz Ajdukiewicz written 3/15/1956

Letter from Kazimierz Ajdukiewicz written 18.04.1925

Letter to Władysław Tatarkiewicz written 19.07.1969