NILES WEEKLY REGISTER, Baltimore, June 30, 1821 

* U.S. military forts

Included is a: "Report on Fortifications" is comprised of over a full page of charts of various forts "...for the defence of the maritime frontiers of the union..." listed by state, which includes the costs for construction.
Sixteen pages, 6 by 9 1/2 inches, very nice, clean condition.

As noted in Wikipedia, this title: "...(was) one of the most widely-circulated magazines in the United States...Devoted primarily to politics...considered an important source for the history of the period."