Euclid + Lincoln = Kent; A + B = C; Universal Formula
Subtitle: Grammar of nature or key to the master's mind
Publisher: The author
Published: 1934
Place of publication: Peoria, Ill
Language: eng
Number of pages: 143
Subjects: Thought and thinking
Notes: Book, cloth.

T.p. verso: Another approach to intelligence by C. W. Kent, author and publisher, Peoria, Ill., U.S.A., copyright 1934. Price $2.00. Sent by mail prepaid upon receipt of price. Liberal discount in quantity lots.

Monaghan, J. Lincoln bibliography, 3442

Public domain. Published 1923-1963 with notice but no evidence of copyright renewal found in Stanford Copyright Renewal Database.