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Browse All : Images by U.S. Navy of Northern Hemisphere
1-17 of 17
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
Author
U.S. Navy
Note
Shows five types of ice: permanent polar pack, unnavigable sea and land-fast ice, icebreaker penetrable, navigable by heavily built vessels, and navigable by unreinforced vessels. Shows extent of ice by average extent, extremes, vicinity of icebergs and/or growlers, and exceptional positions. Scales shown by direction (north-south, east-west, and diagonal) for various latitudes.
1-17 of 17
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