Archive of Science PAN in Cracow

Archive of Science PAN in Cracow

Letter from Irena Krońska written in 08.06.1954

Letter to Irena Krońska written in n.d.

Letter to the Polish Academy of Science written 24.04.1969

Letter to the Committee of the Library of Classics of Philosophy written 03.03.1954

Letter from Bogdan Suchodolski written in 25.10.1945

Letter to the Polish Academy of Science written 18.01.1965

Letter from Ksawery Piwocki written 11.11.1964

Letter from Bogdan Suchodolski written in n.d. (2)

Letter from Stefan Żółkiewski written in 27.07.1966

Letter to the Polish Academy of Science written 22.09.1964

Letter from Jan Maria Bocheński written 24.04.1957

Letter to Irena Krońska written in 21.06.1966