BKF

BKF

Letter to the Committee of the Library of Classics of Philosophy written 23.01.1953

Letter to the Committee of the Library of Classics of Philosophy written 01.04.1952

Letter to Tadeusz Kotarbiński written 12.10.1949

Letter to the Committee of the Library of Classics of Philosophy written 25.03.1953

Letter from Henryk Elzenberg written 23.06.1951

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

Letter to the Committee of the Library of Classics of Philosophy written 29.05.1954

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

Letter to Henryk Elzenberg written 06.06.1951

Letter to the Committee of the Library of Classics of Philosophy written 17.12.1954

Letter to the Committee of the Library of Classics of Philosophy written 08.02.1951

Letter to the Committee of the Library of Classics of Philosophy written 02.01.1953