doctoral dissertation

doctoral dissertation

Letter to Władysław Tatarkiewicz written 20.03.1967

Letter to Stefan Morawski written 23.06.1967

Letter to Kazimierz Twardowski written 22.10.1921

Review on the doctoral dissertation by Ms. Katarzyna Rosner-Graff written 16.11.1968

Letter from Stefan Morawski written 30.09.N/D

Letter to the Polish Academy of Science written 16.11.1968

Postcard from Stefan Morawski written 12.08.1967

Postcard from Stefan Morawski written 26.07.1967

Letter from Kazimierz Twardowski written 28.08.1921

Letter to Kazimierz Twardowski written 22.11.1922

Letter to Stefan Morawski written 26.06.1967