Ascension of Gay-Lussac and Biot in 1804
Credit - ") 2001 National Air and Space Museum, Smithsonian Institution (Videodisc No. 2A-03119)"
"Coxwell and Glaisher rise to 24,000 feet"
Credit - ") 2001 National Air and Space Museum, Smithsonian Institution (SI Neg. No. A-39094)"
Andree prepares for his polar expedition
Credit - Library of Congress