Postep ludzkości jako wyraz praw psychicznych rozwoju
Publisher: E. Wende
Published: 1917
Place of publication: Warszawa
Language: pol
Number of pages: 298
Subjects: Progress; History; Philosophy
Notes: Bibliographical references included in "Przypisy." p. 281-298.

Microfilm. New York, N.Y., Columbia University Libraries, 2006. 1 microfilm reel. 35 mm. Master negative: 2006-87651-3. No. 3 on a reel of 7 titles.

Filmed; NEH Project (SCH4); 2006