Project Gutenberg 2017-12-24 Public domain in the USA. 67 Means, James 1853 1920 33031806 The Problem of Manflight E-text prepared by Donald Cummings and the Online Distributed Proofreading Team (http://www.pgdp.net) from page images generously made available by Internet Archive (https://archive.org) en Airplanes Aeronautics TL Text Browsing: Computers & Technology Browsing: Engineering & Construction Browsing: Science - General 59122 58910 2024-07-23T09:56:22.705839 2023-09-24T08:27:32.250481 text/html text/html 56554 2017-12-24T16:43:28 text/html 262401 2017-12-24T16:46:20 text/html application/zip 278884 2024-07-23T09:56:25.113878 application/epub+zip 277555 2024-07-23T09:56:23.317841 application/epub+zip 86744 2024-07-23T09:56:22.985849 application/epub+zip 310064 2024-07-23T09:56:26.664850 application/x-mobipocket-ebook 300223 2024-07-23T09:56:24.830871 application/x-mobipocket-ebook 99844 2022-08-25T10:38:58.947279 application/x-mobipocket-ebook 47624 47448 2024-07-23T09:56:22.514852 2023-09-24T08:27:32.056467 text/plain; charset=us-ascii text/plain 47586 2020-06-14T22:51:53 text/plain; charset=utf-8 18015 2020-06-14T22:51:53 text/plain; charset=utf-8 application/zip 17502 2024-07-23T09:56:26.796824 application/rdf+xml 16878 2024-07-23T09:56:23.069876 image/jpeg 2803 2024-07-23T09:56:23.026838 image/jpeg 264900 2024-07-23T09:56:22.723874 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