Project Gutenberg 2023-04-15 Public domain in the USA. 59 Henderson, Gene L. Survival of the fittest $aUnited States :$bColumbia Publications, Inc., $c1951. Greg Weeks, Mary Meehan and the Online Distributed Proofreading Team at http://www.pgdp.net 20220528061331henderson 1951 US en Science fiction War stories Man-woman relationships -- Fiction Androids -- Fiction PS Text Browsing: Science-Fiction & Fantasy Browsing: Fiction 80461 80470 2024-08-29T06:08:51.243422 2023-09-30T07:35:02.444818 text/html text/html 79743 2023-04-15T14:53:30 text/html 428157 2024-08-29T06:08:55.977390 application/epub+zip 427140 2024-08-29T06:08:53.508401 application/epub+zip 320884 2024-08-29T06:08:52.048435 application/epub+zip 1373343 2024-08-29T06:08:57.602370 application/x-mobipocket-ebook 1365689 2024-08-29T06:08:55.120406 application/x-mobipocket-ebook 72527 72555 2024-08-29T06:08:51.012401 2023-09-30T07:35:02.096812 text/plain; charset=us-ascii text/plain 72278 2023-04-15T14:53:30 text/plain; charset=us-ascii 17622 2024-08-29T06:08:57.735381 application/rdf+xml 31404 2024-08-29T06:08:52.733399 image/jpeg 5243 2024-08-29T06:08:52.386408 image/jpeg 27699 2023-04-15T14:53:31 application/octet-stream application/zip 4687751 2023-04-15T14:53:31 application/octet-stream application/zip 4713120 2024-08-29T06:08:51.287455 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