Project Gutenberg 2008-10-08 Public domain in the USA. 565 Ball, W. W. Rouse (Walter William Rouse) 1850 1925 Ball, Walter William Rouse Mathematical Recreations and Essays en Numbers, Prime Astrology Matter Mathematical recreations Geometry -- Famous problems Cryptography Ciphers Space and time Magic squares University of Cambridge -- History Mathematics -- Study and teaching -- England -- Cambridge QA Text Mathematics Browsing: Mathematics Browsing: Science - General 3086814 2021-10-18T21:40:00 application/pdf 12299 2024-10-11T11:55:44.052316 application/rdf+xml 1041801 2021-10-23T14:43:02 application/prs.tex 17878 2024-10-11T11:55:43.965330 image/jpeg 4106 2024-10-11T11:55:43.699316 image/jpeg 2245083 2021-10-18T12:47:00 application/octet-stream application/zip 1064670 2021-10-24T07:11:02 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