review copy

review copy

Letter to Kazimierz Twardowski written 20.03.1925

Letter from Felix Kaufmann written 23.03.1936

Postcard from Tadeusz Czeżowski written 21.11.1948

Letter from Tadeusz Czeżowski written 07.04.1966

Letter from Tadeusz Czeżowski written 20.12.1957