outgoing correspondence

outgoing correspondence

Letter to Kazimierz Twardowski written 20.02.1922

Letter to Władysław Tatarkiewicz written 25.10.1960

Letter to the Polish Academy of Science written 18.01.1965

Letter to Kazimierz Twardowski written 22.10.1921

Letter to Kazimierz Twardowski written 18.02.1923

Letter to Stefan Morawski written 25.05.1967

Letter to Irena Krońska written in 22.03.1954

Letter to the Committee of the Library of Classics of Philosophy written 03.12.1964

Letter to Irena Krońska written in 21.12.1954

Letter to Kazimierz Twardowski written 01.03.1934

Postcard to Kazimierz Twardowski written 28.07.1933

Letter to Anna Teresa Tymieniecka written 21.03.1969