Polish researchers in Roman Ingarden's correspondence

Polish researchers in Roman Ingarden's correspondence

Letter from Stefan Żółkiewski written in 15.03.1968

Letter from Stefan Żółkiewski written in 10.10.1966

Letter from Irena Krońska written in 27.09.1965

Letter from Stefan Żółkiewski written in 25.11.1967

Letter from Irena Krońska written in 16.04.1954

Letter from Irena Krońska written in 18.06.1962

Letter from Stefan Żółkiewski written in 05.04.1968

Letter from Irena Krońska written in 23.09.1946