literature

literature

Letter to Henryk Markiewicz written 22.02.1964

Letter from Stefan Szuman written 12.12.1941

Letter from Stanisław Ignacy Witkiewicz written 06.12.1938

Letter to Kazimierz Twardowski written 05.08.1923

Letter to Kazimierz Twardowski written 28.03.1922

Letter to Henryk Elzenberg written 02.04.1950

Lecture of Roman Ingarden on 14th International Congress of Philosophy 02.09.1968 – 09.09.1968

Letter from Wacław Borowy written 16.02.1939

Letter from Henryk Markiewicz written 20.09.n/d

Letter from Wacław Borowy written 08.12.1939

Letter from Wacław Borowy written 30.03.1939

Letter from Władysław Witwicki written 07.03.1925