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The Ohio River at Cairo is 281,500 cu ft/s (7,960 m 3 /s); [1] and the Mississippi River at Thebes, Illinois, which is upstream of the confluence, is 208,200 cu ft/s (5,897 m 3 /s). [66] The Ohio River flow is greater than that of the Mississippi River, so hydrologically the Ohio River is the main stream of the river system.
The history of aviation spans over two millennia, from the earliest innovations like kites and attempts at tower jumping to supersonic and hypersonic flight in powered, heavier-than-air jet aircraft. Kite flying in China, dating back several hundred years BC, is considered the earliest example of man-made flight. [1]
The Texas Air Museum Stinson Chapter was founded by John Douglas Tosh, a World War II veteran, [2] on October 9, 1999. This is San Antonio Texas only aviation museum open to the general public. The museum's mission has been dedicated to tell the stories of San Antonio's and Texas' vital role in the development of civilian and military air power.
First circumnavigation by helicopter: H. Ross Perot, Jr. and Jay Coburn in Bell 206L-1 LongRanger II Spirit of Texas, from September 1 to 30, 1982. [245] First non-stop, un-refueled flight around the Earth: was made by Dick Rutan and Jeana Yeager in the Rutan Voyager over 9 days, 3 minutes and 44 seconds, running from December 14 to 23, 1986.
North American Aviation (NAA) was a major American aerospace manufacturer that designed and built several notable aircraft and spacecraft. Its products included the T-6 Texan trainer, the P-51 Mustang fighter, the B-25 Mitchell bomber, the F-86 Sabre jet fighter, the X-15 rocket plane, the XB-70 bomber, the B-1 Lancer, the Apollo command and service module, the second stage of the Saturn V ...
Original - George Washington's map of the Ohio River and surrounding region with notes on French intentions, 1753 or 1754. Reason A historic map not just because of who made it, but because it documents the beginning of the French and Indian War. Washington worked as a surveyor in his youth, so he was capable of producing this himself and the ...
Invented the Box Kite (1893), greatly improving lift to drag ratio. Reached lift of 16 feet under a train of four of his box kites (1894). Invented a rotary engine (1889), which was much used in early aviation. Augustus Moore Herring: 3 Aug 1867 17 Jul 1926 United States: Design Construction Glider Propeller
This is a timeline of aviation history, and a list of more detailed aviation timelines. The texts in the diagram are clickable links to articles. Timeline ...