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Description
Taking three-point sextant fix with check angle.Calibrating electronic navigation system.Third man searching for signal.On NOAA Launch 1255 (Image credit: Captain George Jamerson, NOAA Corps)
Credit
Captain George Jamerson, NOAA Corps
Display Date
1981
Collection
Historic Coast & Geodetic Survey
Nautical Charting
Navigation
3-Point Sextant Fix
Keywords
Charting
Navigation
Visual Signals
Sextant