Statistics for occurrence #1 of “Philadelphia, Pennsylvania” in article 1 of The Daily Dispatch: December 24, 1861., [Electronic resource]:

...mate 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, Pennsylvania 25,000 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 Monr...
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