Polish researchers

Polish researchers

Postcard from Tadeusz Kotarbiński written 02.05.1923

Postcard from Stefan Szuman written 20.09.1938

Letter from Stanisław Ignacy Witkiewicz written 01/02.03.1938

Letter from Kazimierz Twardowski written 29.05.1919

Letter to Władysław Tatarkiewicz written 09.12.1954

Posctard from Juliusz Kleiner written 07.10.1947

Letter from Anna Teresa Tymieniecka written 30.09.1968

Letter from Tadeusz Czeżowski written 5/2/1947

Letter from Tadeusz Czeżowski written 10.12.1949

Letter to Kazimierz Twardowski written 01.04.1925

Letter from Zofia Lissa written 27.01.1968

Plans for research