REST PAUSES IN MOTOR LEARNING AS RELATED TO SNODDY'S HYPOTHESIS OF MENTAL GROWTH. Volume 54. Number 1. Signed by G.K. Yacorzynski.
Evanston, IL: American Psychological Association, 1942. First Edition. Paperback. Tall octavo (8vo). vi, 38 pages of text. Bound is thick brown paper wrappers; front cover is torn and creased at edge, with minor soiling. Signed by G.K. Yacorzynski on front wrapper. Illustrated with numerous charts. Minor bump to lower front..... More