Archive of Science PAN and PAU in Cracow

Archive of Science PAN and PAU in Cracow

Postcard from Stefan Morawski written 16.04.1966

Letter from Hans Cornelius written 06.10.1938

Letter from Konstanty Michalski written 20.02.1939

Letter from Konstanty Michalski written 02.05.1943 or 1944

Postcard from Stefan Morawski written 17.11.1965

Postcard from Stefan Morawski written 03.01.1962

Biography of Konstanty Michalski from N/D c

Letter from Fritz Kaufmann written 03.11.1935

Letter from Hans Cornelius written 05.11.1935

Letter from Konstanty Michalski written N/D 2

Postcard from Stefan Morawski written 23.02.1967

Letter from Hans Cornelius written 14.11.1937