- Resources & Information
Usually ready in 24 hours
NGA Plotting Chart 931 is for use between lattitudes of 56° to 60° (North or South).
The chart is 35 inches by 46 inches, and the center lattitude is 58°, where a scale of 1:582,040 makes every 4 inches on the chart equal to one second of longitude.
American Nautical Services, Inc.
3311 S Andrews Ave, Suite 11
Fort Lauderdale, FL 33316
United States of America