Project Gutenberg 2004-01-01 Public domain in the USA. 60 Yerkes, Robert Mearns 1876 1956 The Mental Life of Monkeys and Apes: A Study of Ideational Behavior Produced by Michael Oltz and PG Distributed Proofreaders en Animal intelligence Primates -- Psychology Mammals -- Psychology QL Text Animal Animals-Wild-Mammals Browsing: Nature/Gardening/Animals Browsing: Psychiatry/Psychology Browsing: Science - Genetics/Biology/Evolution 507113 507031 2024-08-05T06:25:08.189351 2023-10-05T07:15:27.961234 text/html text/html 198788 2024-08-05T06:25:15.321335 application/epub+zip 507106 507024 2024-08-05T06:25:08.388359 2023-10-05T07:15:28.135251 text/html text/html 201661 2024-08-05T06:25:11.020379 application/epub+zip 198103 2024-08-05T06:25:09.986378 application/epub+zip 482534 2024-08-05T06:25:18.411316 application/x-mobipocket-ebook 438447 2024-08-05T06:25:14.638327 application/x-mobipocket-ebook 377133 2022-09-05T10:14:58.318029 application/x-mobipocket-ebook 475290 475251 2024-08-05T06:25:07.860399 2023-10-05T07:15:27.680254 text/plain; charset=us-ascii text/plain 476567 2020-12-21T10:06:20 text/plain; charset=iso-8859-1 119781 2020-12-21T10:06:20 text/plain; charset=iso-8859-1 application/zip 476569 2020-12-21T10:06:20 text/plain; charset=us-ascii 119736 2020-12-21T10:06:20 text/plain; charset=us-ascii application/zip 19769 2024-08-05T06:25:18.546291 application/rdf+xml 24756 2024-08-05T06:25:10.337338 image/jpeg 4580 2024-08-05T06:25:10.161338 image/jpeg 197993 2024-08-05T06:25:08.416411 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://www.gutenberg.org/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog en.wikipedia