THE WEEKLY REGISTER, Baltimore, Feb. 13, 1813  Inside has; "Law of Ohio - An Act for the Encouragement of Volunteers in the North-Western Army of the United States"; a lengthy piece headed: "Live the Constitution" and over two pages under the heading: "Events of the War".
Among the subheads is: "North-Western Army" which includes a letter from General Harrison to Governor Meigs, datelined at Chillicothe, signed in type: Wm. H. Harrison. This is followed by: "More Particulars" with another letter from Chilicothe, and then "American Prizes" and "Proceedings of Congress".
Sixteen pages, 6 1/4 by 9 3/4 inches, very nice condition.

Background: This specific issue of The Weekly Register captures the United States at a critical, desperate turning point in the War of 1812, documenting the immediate logistical and psychological pivot required to defend the American Northwest from total collapse. Following the catastrophic defeat and subsequent massacre of American prisoners at the Battle of Frenchtown (River Raisin) in January 1813, the Michigan Territory was lost, and the Ohio frontier stood entirely exposed to British and Native American forces. The letters from General William Henry Harrison to Ohio Governor Return J. Meigs Jr. out of Chillicothe capture the frantic, high-stakes organizing of the Army of the Northwest as Harrison desperately mobilized fresh militia and fortified the frontier—efforts that would directly lead to the construction of Fort Meigs and the successful repulsion of British sieges later that spring. By juxtaposing this grim frontier reality with "American Prizes" and the "Live the Constitution" headline, the newspaper highlights the stark duality of the early war period: a faltering, brutal land campaign contrasted against stunning naval victories that kept American public morale and political resolve alive during a moment of existential national crisis.

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."