The Wayward Comet: A Descriptive History of Cometary Orbits, Kepler's Problem and the Cometarium by Martin Beech English | ISBN: 1627340645, 1627341323 | 218 pages | EPUB | January 1, 2016 | 13 Mb
R.E.G. Davies, Philip J. Birtles - De Havilland Comet: The World's First Jet Airliner Paladwr Press | 1999 | ISBN: 1888962143 | English | 65 pages | PDF | 40.81 MB