Project Gutenberg 2009-06-19 Public domain in the USA. 18 Sheldon, Walter J. 1917 1996 Sheldon, Walt Sheldon, Walter James Houlihan's Equation Produced by Greg Weeks, Stephen Blundell and the Online Distributed Proofreading Team at http://www.pgdp.net en Science fiction Short stories PS Text Science Fiction Browsing: Literature Browsing: Science-Fiction & Fantasy Browsing: Fiction 47006 47015 2024-08-12T13:19:32.885014 2023-09-13T05:33:43.336452 text/html text/html 43352 2009-06-19T14:05:58 text/html; charset=iso-8859-1 16831 2009-06-19T14:05:58 text/html; charset=iso-8859-1 application/zip 67618 2024-08-12T13:19:36.074009 application/epub+zip 66657 2024-08-12T13:19:34.199985 application/epub+zip 66657 2024-08-12T13:19:33.317997 application/epub+zip 169066 2024-08-12T13:19:37.567994 application/x-mobipocket-ebook 161929 2024-08-12T13:19:35.590987 application/x-mobipocket-ebook 162048 2022-09-13T13:53:00.469081 application/x-mobipocket-ebook 40797 40697 2024-08-12T13:19:32.688992 2023-09-13T05:33:43.164461 text/plain; charset=us-ascii text/plain 40703 2009-06-19T14:05:58 text/plain; charset=us-ascii 15789 2009-06-19T14:05:58 text/plain; charset=us-ascii application/zip 17793 2024-08-12T13:19:37.692969 application/rdf+xml 14815 2024-08-12T13:19:33.682016 image/jpeg 3736 2024-08-12T13:19:33.493047 image/jpeg 69073 2024-08-12T13:19:32.891014 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