From atop the Lake Superior Maritime Visitor Center in Duluth, these cameras provide one of the most intimate views of Duluth's Aerial Lift Bridge and Shipping Canal. Watch ships from around the world arrive and depart the Twin Ports as they traverse the cold waters of Lake Superior. The cameras are owned and operated by the Corps of Engineers' Lake Superior Maritime Visitor Center with funding from the Lake Superior Marine Museum Association. (technical assistance provided by...
Using pictures and sketches, this video finally explains the difference between gross tonnage (GRT) and net tonnage (NRT); the ship spaces that are included/excluded in their calculation; and the importance of these terms to ship owners.
Contents of this video will benefit mariners preparing for exams (written and oral examinations).
SUMMARY A New York harbor pilot boat passes close enough for four members of the crew to be seen [Frame: 0471]. Following the sailing vessel is a steamship [0780]. From a contemporary Edison Company catalog: PILOT BOATS IN NEW YORK HARBOR. Unboys [code for telegraphic orders]. A close view of an eighty footer, schooner rigged, trim as a private yacht, skimming over the waters of the harbor near Robin's Reef, [where a] picturesque little lighthouse is seen in the near background. A steamer...
