Archive of Science PAN in Cracow

Archive of Science PAN in Cracow

Letter to the National Scientific Publishers written 10.12.1954

Letter from Stefan Żółkiewski written in 22.02.1966

Letter from Irena Krońska written in 10.07.1954

Letter from Irena Krońska written in 05.01.1966 (1)

Certificate from Irena Krońska written in 10.06.1955

Letter to Irena Krońska written in 21.06.1966

Attachment to letter to the Committee of the Library of Classics of Philosophy written 12.08.1952

Letter from Stefan Żółkiewski written in 20.01.1966

Letter from Irena Krońska written in 10.07.1963

Letter to Stefan Żółkiewski written in 23.12.1965 (b)

Letter to the Committee of the Library of Classics of Philosophy written 03.12.1964

Letter to Irena Krońska written in 07.04.1955