July 30, Jean-Marie-Joseph Coutelle, Louis-Bernard Guyton de Morveau, and Laurent Lavoisier complete a military hydrogen balloon ordered by the French Committee of Public Safety.
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March 16–20 - Daniel Maloney is launched by balloon in a tandem-wing glider designed by John Montgomery and makes three successful flights at Aptos, CA, the highest launch being at 3,000 feet with an 18 minute descent to a predetermined landing location.
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July 18 - Daniel Maloney makes a launch in a tandem-wing glider designed by John Montgomery at Santa Clara, California.
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April 29 - Daniel Maloney is launched by balloon in a tandem-wing glider designed by John Montgomery to an altitude of 4,000 feet before release and gliding flight and landing at a predetermined location as part of a large public demonstration of aerial flight at Santa Clara, California.
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May 11 - Richard Pearse is claimed to have made a flight of around 1,000 yards (900 m), landing in the semi-dry bed of the Opihi River.