ons at Oswego, Niagara, Buffalo, and Detroit$750,000
Fort Montgomery, at outlet of Lake Champlain, New York150,000
Fort Knox, at Narrows of Penobscot river, Maine159,000
Fort on Hog Island Ledge, Portland harbor, Maine150,000
Fort Warren, Boston harbor, Mass75,000
Fort Winthrop and exterior batteries, Boston harbor100,000
Fort at New Bedford Harbor, Mass150,000
Fort Adams, Newport harbor, R. I.50,000
Fort Schuyler, East river, New York25,000
Fort at Willet's Point, opposite Fort SchuylBoston harbor100,000
Fort at New Bedford Harbor, Mass150,000
Fort Adams, Newport harbor, R. I.50,000
Fort Schuyler, East river, New York25,000
Fort at Willet's Point, opposite Fort Schuyler, New York250,000
Commencement of casemate at battery on Staten Island, New York100,000
New battery at Fort Hamilton, at the Narrows, New York100,000
Fort at Sandy Hook, entrance to New York harbor, New Jersey300,000
Fort Millin, near Philadelphia, Pennsylvania25,000
Fort Delaware, on Delaware river60,000
New fort, opposite Fort Delaware, on Delaware shore200,000
Fort Carrol, Baltimore harbor, Md200,000
Fort Calhoun, Hampton Roads, Va.200,000
Fort Monroe, Hampton Roads, Va.50,000
Fo