Hamilton in Butler County, Ohio — The American Midwest (Great Lakes)
Cosmopolitan No. 4
110 yards from the back of this marker on the present southeast corner of 4th and Butler Streets stood the Cosmopolitan Arms Company, founded by Edward Gwyn and Abner C. Campbell, where carbines for the Union Army were manufactured during the Civil War. Production of these carbines in Hamilton, Ohio helped relocate the machine tool industry which contributed to building a stable, self-supporting economy in the middle west.
Erected 1976 by Hamilton Civil War Round Table & Butler County Bicentennial Commission.
Topics. This historical marker is listed in these topic lists: Industry & Commerce • War, US Civil.
Location. 39° 23.94′ N, 84° 33.516′ W. Marker is in Hamilton, Ohio, in Butler County. It is at the intersection of North Martin Luther King, Jr. Boulevard (U.S. 127) and High Street, on the right when traveling north on North Martin Luther King, Jr. Boulevard. Touch for map. Marker is in this post office area: Hamilton OH 45011, United States of America. Touch for directions.
Regionally, this marker is in Greater Cincinnati and in the Miami Valley. It is also in the American Midwest. Globally, it is in North America, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once the Haudenosaunee (Iroquois) Confederacy, the territory of the Mississippian Culture, and the Northwest Territory.
Other nearby markers. At least 8 other markers are within walking distance of this marker: Abraham Lincoln's 1859 Hamilton Speech (within shouting distance of this marker); The Hamilton Gateway (within shouting distance of this marker); Trinity Episcopal Church (approx. 0.2 miles away); This Lich Gate (approx. 0.2 miles away); Beckett Homesite (approx. 0.2 miles away); Flood Level (approx. 0.2 miles away); 1913 Flood (approx. 0.2 miles away); a different marker also named Flood Level (approx. Ό mile away). Touch for a list and map of all markers in Hamilton.
Also see . . . Cosmopolitan Carbine. Military Factory website entry (Submitted on October 22, 2024.)
Credits. This page was last revised on October 22, 2024. It was originally submitted on August 22, 2018, by Tom Bosse of Jefferson City, Tennessee. This page has been viewed 736 times since then and 85 times this year. Photos: 1, 2. submitted on August 22, 2018, by Tom Bosse of Jefferson City, Tennessee. 3. submitted on October 22, 2024, by Larry Gertner of New York, New York. • Bernard Fisher was the editor who published this page.


