Shows dated exploration routes of various explorers, as well as locations of icebergs, pack ice, shoals, and other nautical features. Relief shown by hachures and spot heights; depths shown by isolines. "Ger. v. Ernst Debes." "Gest. v. H. Alt u....
Title taken from caption. From verso: "Work on Dock at Shores [sic] Point." View of soldiers constructing a dock facility at Fort Babcock at Shoals Point on Kruzof Island, Alaska, during World War II. ca. 1941-1943.