habilitation

habilitation

Letter to Władysław Tatarkiewicz written 21.04.1961

Letter to Kazimierz Twardowski written 27.01.1923

Letter to Kazimierz Twardowski written 20.03.1925

Letter to Kazimierz Twardowski written 26.07.1925

Letter from Jan Patočka written 11.12.1945

Letter to Kazimierz Twardowski written 10.12.1924

Letter to Kazimierz Twardowski written 18.02.1923

Letter from Władysław Witwicki written 03.08.1925

Letter to Henryk Skolimowski written 06.11.1967

Letter to Władysław Tatarkiewicz written 03.02.1962

Letter to Kazimierz Twardowski written 30.04.1919

Letter to Władysław Tatarkiewicz written 20.05.1961