Description: A National Oceanic and Atmospheric Administration map of the southern Florida Keys, 1929. This Gulf Coast Survey chart shows all soundings expressed in fathoms. Navigational aids such as lights, beacons, buoys, and measures of magnetic declination variances are shown as well as obstructions such as submerged rocks. Key to NOAA maps.
Source: US Department of Commerce, (Washington, DC: US Coast and Geodetic Survey, 1929)
Map Credit: Courtesy the U.S. National Oceanic and Atmospheric Administration |
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