NGA Nautical Chart 936: Plotting Chart 936 Cruising Guides NOAA Nautical Chart 14974: Ashland

NOAA Nautical Chart 14974: Ashland and Washburn harbors is a standard navigation chart used by commercial and recreational mariners alike

3 Investigation Steps

or Tricolore with the official colors was completed in 1948

Helena Sound is a standard navigation chart used by commercial and recreational mariners alike

The Placing Ship

NGA Nautical Chart 936: Plotting Chart 936 Cruising Guides NOAA Nautical Chart 14974: AshlandNGA Plotting Chart 936 is for use between lattitudes of 74 to 78 (North or South). The chart is 35 inches by 46 inches, and the center lattitude is 76, where a scale of 1: 531,840 makes every 4 inches on the chart equal to one second of longitude.