Polish Academy of Science

Polish Academy of Science

Letter from Kazimierz Wyka, Bronisław Baczko and Witold Kula written 16.12.1966

Letter to the Polish Academy of Science written 01.07.1963

Letter from Kazimierz Wyka written 28.08.1968

Letter from Kazimierz Wyka written 14.07.1967

Letter to the Polish Academy of Science written 22.09.1964

Letter from Konstanty Michalski written 07.04.1939

Letter to the Polish Academy of Science written 24.04.1969

Postcard from Stefan Morawski written 05.12.1965

Letter to the Polish Academy of Science written 15.09.1964