NOAA Print-On-Demand chart St. Marys River - Detour Passage to Munuscong Lake;Detour Passage 36th Edition Model: 14882 Detailed coverage of St. Mary's River - Detour Passage to Munuscong Lake;Detour Passage OceanGrafix provides mariners with the most up-to-date, NOAA-approved nautical charts ever offered Charts are printed only after an order has been received, ensuring the most up-to-date information Meets U. S. and international carriage requirements for commercial vessels, all notice to mariners corrections are applied. U. S. Coast Guard approved, Scale: 1:40,000, Size (inches): 46.74 X 35