habilitation

habilitation

Approval the resolution of the Faculty Council written 04.03.1925

Letter from Kazimierz Twardowski written 08.01.1925

Letter to Kazimierz Twardowski written 07.01.1925

Letter to Kazimierz Twardowski written 26.05.1924

Letter to Władysław Tatarkiewicz written 26.10.1965

Postcard to Władysław Tatarkiewicz written 03.05.1963

Letter to Władysław Tatarkiewicz written 27.06.1968

Letter to Kazimierz Twardowski written 22.02.1925

Letter from Kazimierz Twardowski written 17.08.1924

Letter from Kazimierz Twardowski written 31.12.1927

Letter from Władysław Witwicki written 10.10.1922

Letter to Tadeusz Kotarbiński written 23.02.1961