translation

translation

Contract with the National Scientific Publishers written 10.12.1954

Letter to Kazimierz Twardowski written 07.01.1925

Letter to the Committee of the Library of Classics of Philosophy written 10.06.1952

Letter from Jan Maria Bocheński written 28.08.1957

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

Letter from Kazimierz Twardowski written 28.08.1921

Letter to the National Scientific Publishers written 08.01.1964

Letter from Henryk Markiewicz written 20.09.n/d

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

Letter from Konstanty Michalski written 22.01.1946

Letter to the Committee of the Library of Classics of Philosophy written 12.01.1954

Letter to the Committee of the Library of Classics of Philosophy written 04.07.1951