Project Gutenberg 2011-06-01 Public domain in the USA. 68 Luckiesh, Matthew 1883 1967 Luckiesh, M. (Matthew) 22003634 Visual Illusions: Their Causes, Characteristics and Applications Produced by Bryan Ness and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive.) en Optical illusions QP Text Browsing: Science - General 467105 467086 2024-08-15T10:54:48.801578 2023-09-16T04:43:48.050873 text/html text/html 452035 2019-03-05T04:45:04 text/html; charset=iso-8859-1 4198689 2019-03-05T04:47:16 text/html; charset=iso-8859-1 application/zip 3662221 2024-08-15T10:55:01.151467 application/epub+zip 3668248 2024-08-15T10:54:53.269550 application/epub+zip 216851 2024-08-15T10:54:51.245556 application/epub+zip 3977467 2024-08-15T10:55:06.283484 application/x-mobipocket-ebook 3913342 2024-08-15T10:54:59.375501 application/x-mobipocket-ebook 405009 2022-09-16T14:37:46.848254 application/x-mobipocket-ebook 372391 372203 2024-08-15T10:54:47.210535 2023-09-16T04:43:46.552832 text/plain; charset=us-ascii text/plain 372107 2011-06-01T06:20:18 text/plain; charset=iso-8859-1 124242 2011-06-01T06:20:32 text/plain; charset=iso-8859-1 application/zip 372135 2011-06-01T06:20:18 text/plain; charset=us-ascii 124190 2011-06-01T06:20:30 text/plain; charset=us-ascii application/zip 19536 2024-08-15T10:55:06.434448 application/rdf+xml 25138 2024-08-15T10:54:51.714525 image/jpeg 4704 2024-08-15T10:54:51.470552 image/jpeg 5710904 2024-08-15T10:54:49.144553 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