Philosophical Review

Philosophical Review

Letter from Władysław Witwicki written 10.04.1927

Letter to Kazimierz Twardowski written 13.10.1920

Letter from Władysław Witwicki, n/d D

Curriculum vitae written nd.04.1921

Application for the appointment as professor written 11.02.1931

Letter from Tadeusz Czeżowski written 02.09.1949

Application for the appointment as professor written 31.05.1932

Letter to Kazimierz Twardowski written 30.04.1919

Letter from Stanisław Wędkiewicz written 03.04.1950

Letter to Kazimierz Twardowski written 31.10.1919

Letter from Tadeusz Kotarbiński written 11.11.1934

Postcard from Kazimierz Twardowski written 14.02.1917