outgoing correspondence

outgoing correspondence

Letter to Irena Krońska written in 22.08.1963

Letter to the Committee of the Library of Classics of Philosophy written 04.11.1952

Letter to the Polish Academy of Science written 04.06.1966

Letter to the Committee of the Library of Classics of Philosophy written 09.03.1954

Letter to the Polish Academy of Science written 17.05.1966

Letter to Kazimierz Twardowski written 01.03.1933

Letter to Irena Krońska written in 21.12.1954

Letter to Irena Krońska written in 29.10.1954

Letter to Kazimierz Twardowski written 01.03.1935

Letter to Władysław Tatarkiewicz written 19.07.1969

Letter to the Committee of the Library of Classics of Philosophy written 30.09.1954

Letter to Kazimierz Twardowski written 21.10.1931