Animal intelligence, by Edward Lee Thorndike 69904 [Subtitle: Experimental studies] [Author: Edward Lee Thorndike] [Link: https://www.gutenberg.org/6/9/9/0/69904] [Files: 69904-0.txt; 69904-h.htm] Thanks to Emmanuel Ackerman, Kobus Meyer and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) Regards, Al