ATLANTIC OCEAN - U.S. Coast Guard Academy Cadet Lindsay Duplessis uses a sextant to find local apparent noon while underway on the Coast Guard Cutter Eagle June 19, 2012. Academy cadets were taught how to use sextants to locate the ship's latitude using celestial navigation. U.S. Coast Guard photo by Petty Officer 2nd Class Rob Simpson.
Petty Officer 2nd Class Robert Simpson
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