Project Gutenberg 2016-03-28 Public domain in the USA. 62 Middleton, Edgar Charles 1894 1939 Middleton, Edgar C. 17022331 The Way of the Air: A Description of Modern Aviation Produced by Donald Cummings and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive/American Libraries.) en Aeronautics, Military World War, 1914-1918 -- Aerial operations UG D501 Text Browsing: Engineering & Construction Browsing: History - Warfare 270786 270795 2024-07-21T12:47:38.655019 2023-09-22T10:06:24.480650 text/html text/html 272936 2016-03-27T21:08:34 text/html; charset=utf-8 216820 2016-03-27T21:08:36 text/html; charset=utf-8 application/zip 266953 2024-07-21T12:47:44.190990 application/epub+zip 265097 2024-07-21T12:47:39.509054 application/epub+zip 195053 2024-07-21T12:47:39.103034 application/epub+zip 335041 2024-07-21T12:47:47.759989 application/x-mobipocket-ebook 297490 2024-07-21T12:47:43.755032 application/x-mobipocket-ebook 227835 2022-09-23T13:26:00.747985 application/x-mobipocket-ebook 241086 240874 2024-07-21T12:47:38.186036 2023-09-22T10:06:24.000675 text/plain; charset=us-ascii text/plain 241164 2016-03-27T21:08:32 text/plain; charset=utf-8 93496 2016-03-27T21:08:36 text/plain; charset=utf-8 application/zip 17943 2024-07-21T12:47:47.899961 application/rdf+xml 15760 2024-07-21T12:47:39.193009 image/jpeg 2215 2024-07-21T12:47:39.148008 image/jpeg 216392 2024-07-21T12:47:38.683023 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