John Hadleys Sextant, 1894
Print Collector
Ship Pilot Using Old Sextant
Bettmann
All-weather Sextant
Sasha
Flamsteeds Equatorially Mounted Sextant
Print Collector
Flamsteeds Equatorially Mounted Sextant #1
Print Collector
Commander Richard E. Byrd
The Stanley Weston Archive
Galileo Galilei, 1623
Print Collector
Norwegian Explorer Roald Amundsen
Bettmann
17th-century Engraving Of Johannes
Bettmann