NGA Chart 931: Plotting Chart 931 Northern Coast Captain's Supplies is a Print-on-Demand

Captain's Supplies is a Print-on-Demand nautical chart dealer for Canadian Waters

Scale: 1:110

Scale: 1:700

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The Able Seaman Course for All License Grades is a four-book home study course first developed in 1970 and updated continuously since then

NGA Chart 931: Plotting Chart 931 Northern Coast Captain's Supplies is a Print-on-DemandScale: 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