Archive of Science PAN in Cracow

Archive of Science PAN in Cracow

Letter to Henryk Mehlberg written in 15.02.1967

Letter from Anna Teresa Tymieniecka written 07.06.1969

Letter from Stefan Żółkiewski written in 09.04.1964

Letter to the National Scientific Publishers written 10.12.1954

Letter to the Committee of the Library of Classics of Philosophy written 30.09.1954

Letter to the Polish Academy of Science written 22.09.1964

Letter from Stefan Żółkiewski written in 15.03.1968

Letter from Stefan Żółkiewski written in 27.11.1965

Letter from Irena Krońska written in 21.09.1968

Letter from Irena Krońska written in 13.06.1966

Letter from Bogdan Suchodolski written in 21.05.1946

Letter from Irena Krońska written in 21.02.1955