NGA Nautical Chart 921: Plotting Chart 921
$16.95
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NGA Plotting Chart 921 is for use between lattitudes of 3° to 11° (North or South). The chart is 35 inches by 46 inches, and the center lattitude is 7°, where a scale of 1:1,087,566 makes every 4 inches on the chart equal to one second of longitude.
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