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document

Statement written 01.05.1924

Habilitation resolution written 12.02.1925

Proof written 21.06.1924

Oath text written 12.12.1933

Answear on a grant written 16.03.1934

Plan for the Library of the Classics of Philosophy in the field of German 17th and 18th centuries’ philosophy written n/d

Protocol from the meeting of the PPS Board 12.05.1957

Attachment to letter to the Committee of the Library of Classics of Philosophy written 30.09.1952

Biography of Konstanty Michalski from N/D c

Decision written 20.08.1921

Review “Why is there something rather than nothing” written n/d

Plans for research