Henri Bergson

Henri Bergson

Letter from Kazimierz Twardowski written 17.03.1922

Letter from Kazimierz Twardowski written 11.02.1928

Letter from Irena Krońska written in 16.08.1963

Letter from Kazimierz Twardowski written 28.08.1921

Postcard from Edmund Husserl written 08.06.1921

Letter from Władysław Witwicki written 28.05.1918