Coastal and offshore coverage

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Last Correction: 1-Sep-2017

Last NTM: 22-Mar-2019

measure and label course lines on a chart

NGA Chart 973: Plotting Chart 973 ultralight divider Coastal and offshore coverageScale: N A Captain's Supplies is a Print on Demand nautical chart dealer for NGA Charts. Charts are printed on high quality heavy paper with waterproof ink. Other options available. NGA charts are printed using the most recent data provided by the National Geospatial Intelligence Agency (NGA). Much of this data may no longer be current. Boaters are advised to consult the "Corrected through NM ## ##" note in the margin of the chart for additional