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A Sextant in Use

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A Sextant in Use.jpg a ship in the reign of William the ConquerorThumbnailsA Scout Cruisera ship in the reign of William the ConquerorThumbnailsA Scout Cruisera ship in the reign of William the ConquerorThumbnailsA Scout Cruisera ship in the reign of William the ConquerorThumbnailsA Scout Cruisera ship in the reign of William the ConquerorThumbnailsA Scout Cruisera ship in the reign of William the ConquerorThumbnailsA Scout Cruisera ship in the reign of William the ConquerorThumbnailsA Scout Cruiser

Sextants are used to measure the elevation of celestial bodies—the sun, moon, or stars—in working problems in latitude and longitude.