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  2. Jacques Charles - Wikipedia

    en.wikipedia.org/wiki/Jacques_Charles

    Jacques Alexandre César Charles (12 November 1746 – 7 April 1823) was a French inventor, scientist, mathematician, and balloonist.Charles wrote almost nothing about mathematics, and most of what has been credited to him was due to mistaking him with another Jacques Charles (sometimes called Charles the Geometer [1]), also a member of the Paris Academy of Sciences, entering on 12 May 1785.

  3. Robert brothers - Wikipedia

    en.wikipedia.org/wiki/Robert_brothers

    Jacques Charles designed the hydrogen balloon and the Robert brothers invented the methodology for constructing the lightweight, airtight gas bag. They dissolved rubber in a solution of turpentine and varnished the sheets of silk that were stitched together to make the main envelope. They used alternate strips of red and white silk, but the ...

  4. Gas balloon - Wikipedia

    en.wikipedia.org/wiki/Gas_balloon

    The first launch of a gas balloon by Jacques Charles and Les Frères Robert, 27 August 1783, at the Champ de Mars, Paris.Illustration from the late 19th century. A gas balloon is a balloon that rises and floats in the air because it is filled with a gas lighter than air (such as helium or hydrogen).

  5. History of ballooning - Wikipedia

    en.wikipedia.org/wiki/History_of_ballooning

    Jacques Charles and the Robert brothers began filling [13] the world's first hydrogen balloon on 23 August 1783, in the Place des Victoires, Paris. The balloon was comparatively small, a 35-cubic-metre sphere of rubberised silk (about 13 feet in diameter), [ 12 ] and only capable of lifting about 9 kg. [ 14 ]

  6. Charlière - Wikipedia

    en.wikipedia.org/wiki/Charlière

    Charlière is the name used by French writers to refer to gas balloons [1].The Academy of Science commissioned Jacques Alexandre César Charles to build balloons in the summer of 1783 because the court of King Louis XVI did not want to wait that long before the Montgolfier brothers finally came from Annonay with their invention called Montgolfière.

  7. Balloonomania - Wikipedia

    en.wikipedia.org/wiki/Balloonomania

    Some, however, were not quite as impressed, as shown by the events of August 27, 1783, when professor Jacques Alexandre César Charles, who had been commissioned to build a rival balloon to the Montgolfier's version using hydrogen, launched his balloon from the Champ de Mars before a large crowd including American scientist Benjamin Franklin ...

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    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Early flying machines - Wikipedia

    en.wikipedia.org/wiki/Early_flying_machines

    Meanwhile, the discovery of hydrogen led Joseph Black to propose its use as a lifting gas in about 1780, though practical demonstration awaited a gastight balloon material. On hearing of the Montgolfier Brothers' invitation, the French Academy member Jacques Charles offered a similar demonstration of a hydrogen balloon and this was accepted ...