Robert brothers helping JAC Charles (1746-1823)
Robert brothers helping JAC Charles (1746-1823) to inflate balloon with hydrogen produced by covering barrel of iron filings with sulphuric acid. On 1 December 1783 Charles and one of brothers made first ascent in hydrogen balloon. Engraving circa 1807
Picture No
13919506
Media ID
48379571
Size
6000px x 8835px
(5.6MB)
Credit
World History Archive / Mary Evans Picture Library
Source
World History Archive





























