Irena Krońska

Irena Krońska

Letter to Irena Krońska written in 29.10.1954

Letter from Irena Krońska written in 04.04.1955

Letter to the National Scientific Publishers written 08.01.1964

Letter from Irena Krońska written in 16.01.1968

Letter from Irena Krońska written in 06.09.1962

Letter from Irena Krońska written in 05.04.1966

Letter from Irena Krońska written in 27.09.1965

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

Letter from Irena Krońska written in 31.03.1947

Letter from Irena Krońska written in 01.07.1966

Terms for translating Spinoza’s Ethics written n/d

Letter from Irena Krońska written in 10.10.1954