contract

contract

Letter from Irena Krońska written in 14.12.1964

Letter to the Committee of the Library of Classics of Philosophy written 09.07.1951

Letter from Irena Krońska written in 13.07.1954

Letter to the Committee of the Library of Classics of Philosophy written 18.07.1951

Letter to the National Scientific Publishers written 31.01.1963

Contract with the National Scientific Publishers written 10.12.1954

Letter from Tadeusz Zabłudowski written nd.01.1963

Letter from Irena Krońska written in 10.07.1954

Letter from Irena Krońska written in 24.07.1954

Postcard from Henryk Elzenberg written 20.04.1964

Letter to Irena Krońska written in 23.06.1966

Postcard from Henryk Elzenberg written 07.05.1964