Application for the appointment as associate professor written 04.03.1933

Reply written 18.04.1921

Protocol from the meeting of the PPS Board 12.05.1957

Curriculum vitae written nd.04.1921

Terms for translating Spinoza’s Ethics written n/d

Request for leave written 17.03.1932

List of translators written 05.06.1951

Request to grant the salary of professor written 10.03.1934

List of publications written 04.01.1937

Invitation to scientific discussion written n/d

Attachment to letter to the Committee of the Library of Classics of Philosophy written 12.08.1952

List of members of the Krakow Branch of the Polish Philosophical Society written 21.01.1967