doctoral dissertation

doctoral dissertation

Letter from Władysław Tatarkiewicz written 06.12.1938

Letter to Władysław Tatarkiewicz written 20.03.1967

Letter to Stefan Morawski written 23.06.1967

Letter from Anna Teresa Tymieniecka written 15.01.1949

Letter to Władysław Tatarkiewicz written 13.07.1967

Letter from Kazimierz Twardowski written 28.08.1921

Letter to Kazimierz Twardowski written 22.10.1921

Letter to the Polish Academy of Science written 16.11.1968

Letter to Władysław Tatarkiewicz written 24.08.1966

Letter to Władysław Tatarkiewicz written 24.12.1966

Postcard from Stefan Morawski written 26.07.1967

Letter to Władysław Tatarkiewicz written 08.02.1962