science

science

Letter from Stefan Szuman written 09.04.1942

Letter from Stefan Szuman written 02.06.1942

Postcard from Stefan Szuman written 13.11.1937

Lecture of Roman Ingarden on Husserl’s seminar 26.10.1913

Letter from Kazimierz Twardowski written 10.05.1922

Letter to Władysław Tatarkiewicz written 17.10.1963