Roman Ingarden

Roman Ingarden

Letter from Kazimierz Twardowski written 10.02.1924

Letter to Kazimierz Twardowski written 27.05.1924

Letter from Stefan Morawski written N/D

Postcard from Stefan Błachowski written 14.04.1923

Postcard from Stanisław Ignacy Witkiewicz written 17.12.1934 (w liście błąd: 17.10)

Letter to the Polish Academy of Science written 15.09.1964

Letter to Kazimierz Twardowski written 11.06.1919

Proof written 21.06.1924

Letter from Konstanty Michalski written 11.03.1938

Letter of motivation written 12.04.1921

Letter from Stanisław Wędkiewicz written 05.05.1949

Postcard from Stanisław Ignacy Witkiewicz written 25.10.1934