doctorate

doctorate

Postcard from Henryk Elzenberg written 20.03.1964

Postcard from Stefan Morawski written 09.10.1966

Letter to Kazimierz Twardowski written 30.04.1919

Postcard from Stefan Morawski written 12.08.1967

Letter to Władysław Tatarkiewicz written 30.10.1966

Postcard from Stefan Morawski written 23.02.1967

Attachment to letter to the Committee of the Library of Classics of Philosophy written 30.09.1952

Letter to Kazimierz Twardowski written 25.08.1921

Letter to Henryk Skolimowski written 06.11.1967

Postcard from Henryk Elzenberg written 04.03.1964

Letter to Władysław Tatarkiewicz written 08.12.1966

Postcard from Stefan Morawski written 26.07.1967