Über die Gefahr einer Petitio Principii in der Erkenntistheorie

Über die Gefahr einer Petitio Principii in der Erkenntistheorie

Letter from Stanisław Ignacy Witkiewicz written 12.03.1935

Letter from Stanisław Ignacy Witkiewicz written 05.04.1935

Letter from Stanisław Ignacy Witkiewicz written 03.12.1934

List of works written 04.11.1952

Curriculum vitae written nd.04.1921

Letter from Stanisław Ignacy Witkiewicz written 27.09.1935

Letter from Stanisław Ignacy Witkiewicz written 29.04.1935

Opinions about Ingarden written 15.12.1930

Application for the appointment as professor written 11.02.1931