Contemporary philosophy

Contemporary philosophy

Letter to Kazimierz Twardowski written 15.02.1928

Letter from Władysław Tatarkiewicz written 10.12.1944

Letter from Kazimierz Twardowski written 08.10.1927

Letter from Władysław Tatarkiewicz written 23.06.1947

Letter to Władysław Tatarkiewicz written 24.11.1954

Postcard from Henryk Mehlberg written in n.d. (2)