Archive of Science PAN in Cracow

Archive of Science PAN in Cracow

Letter from Stefan Żółkiewski written in 03.01.1968

Letter from Anna Teresa Tymieniecka written 27.04.1968

Letter to the Polish Academy of Science written 18.01.1965

Letter to the Polish Academy of Science written 28.04.1964

Letter from Irena Krońska written in 08.08.1963

Letter from Bogdan Suchodolski written in 07.10.1945

Letter to the Committee of the Library of Classics of Philosophy written 14.05.1954

Letter from Ksawery Piwocki written 11.11.1964

Letter from Irena Krońska written in 27.05.1967

Letter to the Head Management of the PWN written in 29.12.1967 (via Irena Krońska)

Letter from Irena Krońska written in 27.09.1965

Letter from Irena Krońska written in 10.07.1947