Project Gutenberg 2010-07-03 Public domain in the USA. 428 Wentworth, G. A. (George Albert) 1835 1906 Wentworth, George Albert Plane Geometry en Geometry, Plane QA Text Mathematics Browsing: Mathematics Browsing: Science - General 3009904 2010-07-03T12:28:30 application/pdf 1770334 2010-07-03T12:28:31 application/pdf application/zip 522163 2010-07-03T12:28:30 application/prs.tex 2397136 2010-07-03T12:28:31 application/prs.tex application/zip 9460 2024-10-14T05:56:33.220766 application/rdf+xml 11172 2024-10-14T05:56:33.152799 image/jpeg 3158 2024-10-14T05:56:32.879778 image/jpeg 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