doctorate

doctorate

Letter to Władysław Tatarkiewicz written 30.10.1966

Letter to Kazimierz Twardowski written 22.06.1917

Letter from Henryk Elzenberg written 18.03.1964

Letter to Stefan Morawski written 23.06.1967

Letter from Irena Krońska written in 12.07.1946

Postcard from Stefan Morawski written 28.06.1967

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

Postcard from Stefan Morawski written 12.08.1967

Letter from Stefan Morawski written 09.06.1967

Letter to Stefan Morawski written 26.06.1967

Letter to Władysław Tatarkiewicz written 15.10.1962

Letter to Kazimierz Twardowski written 22.11.1922