academic issues

academic issues

Postcard to Władysław Tatarkiewicz written 03.05.1963

Letter to Kazimierz Twardowski written 14.03.1937

Letter from Stanisław Ignacy Witkiewicz written 23.03.1938

Letter to the Polish Academy of Science written 16.11.1968

Letter from Władysław Witwicki written 25.12.1922

Letter to the Polish Academy of Science written 22.12.1965

Postcard from Stefan Morawski written 28.06.1967

Letter from Juliusz Kleiner written 14.09.1947

Postcard from Juliusz Kleiner written 27.10.1945

Letter from Stanisław Ignacy Witkiewicz written 15.03.1936

Letter to the Polish Academy of Science written 01.07.1963

Letter to Kazimierz Twardowski written 30.04.1919