Dr John Jeffries (1744-1819) American balloonist during a balloon ascent to investigate the atmospheric temperature, January 7th, 1785. (London, 1786). Engraving.

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Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., 1744-1819, aeronautics, american, archival, archive, ballooning, balloonist, dr, engraving., flying, historical, history, jeffries, john, scientific, scientist