Philosophical Review

Philosophical Review

Letter from Władysław Witwicki written 05.04.1927

Letter from Tadeusz Kotarbiński written 14.01.1926

Letter to Kazimierz Twardowski written 31.10.1919

Letter to Zofia Lissa written 11.05.1954

Letter to Kazimierz Twardowski written 13.08.1928

Letter to Kazimierz Twardowski written 19.08.1919

Letter to Kazimierz Twardowski written 27.01.1923

Letter from Stanisław Ignacy Witkiewicz written 01/02.03.1938

Postcard from Władysław Tatarkiewicz written 13.11.1936

Postcard from Władysław Tatarkiewicz written 25.11.1927