NGA Chart 92020: Sulu Sea (OMEGA) Great Lakes Chart Image Size: 44¼" x

Chart Image Size: 44¼" x 32⅜"

the Protractor Triangle with Handle is inscribed with contrast enhancing colors making it easier to use

Scale: 1:400

by Heather Lyn Mann

and a thousand years ago—and what it was that led the Viking navigators to develop this unique tool for finding the direction to the sun

NGA Chart 92020: Sulu Sea (OMEGA) Great Lakes Chart Image Size: 44¼" xScale: 1: 500,000 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