A System of Aeronautics, Comprehending Its Earliest Investigations, and Modern Practice and Art: Designed as a History for the Common Reader, and Guide to the Student of the Art. In Three Parts. Containing an Account of the Various Attempts in the Art of Flying by Artificial Means, from the Earliest Period Down to the Discovery of the Aeronautic Machine by the Montgolfiers, in 1782, and to a Later Period. With a Brief History of the Author's Fifteen Years' Experience in Aerial Voyages. Also, Full Instructions in the Art of Making Balloons ... |
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aerial navigation aerial voyage aeronaut aerostatic altitude apparatus appeared Archytas ascending power atmosphere attained ballast balloon ascension BALLOON VOYAGE became buoyant calculated carry caused circumstances clouds coal gas Cocking commenced common air considerable construction contrivance cords course current of air descent direction discharged discovery distance earth effect elevation enabled experiment feet diameter feet in diameter filled fire balloon flying Green ground half height Hollidaysburg hoop hundred feet hydrogen hydrogen gas immense inclined plane inflation JOHN WISE Lancaster linseed oil LONDON TO WEILBURG loon lower machine ment miles per hour mind minutes Montgolfiers motion muslin o'clock observed occasion ocean parachute passed persons pounds practice present progress propelling rapid reached rise Roger Bacon rope sailing scene seemed sight silk soon specific gravity steam steamboat stratum success sufficient surface tion took valve varnish Vauxhall Vauxhall Gardens velocity vessel whole wind Wise