Project Gutenberg 2021-04-26 Public domain in the USA. 49 Lincoln, Frederick Charles 1892 1960 Lincoln, F. C. (Frederick Charles) Lincoln, Frederick C. Hines, Bob 1912 1994 Hines, Robert W. Migration of Birds (1950) Circular (U.S. Fish and Wildlife Service), 16. Tom Cosmas from materials made available on The Internet Archive. en Birds Birds -- Migration QL SK Text Browsing: Nature/Gardening/Animals Browsing: Science - General 302592 302601 2024-08-27T04:19:22.227698 2023-09-28T04:56:40.216332 text/html text/html 291126 2021-05-16T17:04:19 text/html; charset=utf-8 2029065 2021-05-16T17:05:22 text/html; charset=utf-8 application/zip 1927588 2024-08-27T04:19:33.620595 application/epub+zip 1927706 2024-08-27T04:19:25.725737 application/epub+zip 184946 2024-08-27T04:19:22.829648 application/epub+zip 2475757 2024-08-27T04:19:37.581643 application/x-mobipocket-ebook 2436669 2024-08-27T04:19:30.659617 application/x-mobipocket-ebook 231454 2022-09-29T10:36:20.393746 application/x-mobipocket-ebook 235689 235719 2024-08-27T04:19:21.322696 2023-09-28T04:56:39.380334 text/plain; charset=us-ascii text/plain 235485 2021-05-16T17:03:56 text/plain; charset=utf-8 82400 2021-05-16T17:04:50 text/plain; charset=utf-8 application/zip 19156 2024-08-27T04:19:37.724605 application/rdf+xml 13876 2024-08-27T04:19:22.971681 image/jpeg 2980 2024-08-27T04:19:22.899727 image/jpeg 2031426 2024-08-27T04:19:22.316711 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