Polish researchers in Roman Ingarden's correspondence

Polish researchers in Roman Ingarden's correspondence

Letter from Stefan Żółkiewski written in 07.07.1967

Letter from Irena Krońska written in 09.05.1947

Letter from Irena Krońska written in 16.01.1968

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

Letter from Stefan Żółkiewski written in 27.07.1966

Letter from Irena Krońska written in 24.07.1954

Letter from Stefan Żółkiewski written in 26.02.1964

Letter from Irena Krońska written in 12.02.1954

Letter from Irena Krońska written in 18.01.1954

Letter from Irena Krońska written in 27.03.1954

Letter to Irena Krońska written in 07.04.1955

Letter from Irena Krońska written in 10.07.1963