![[Eastern Sheet -- Ohio] Post Road Map of the States of Ohio and Indiana with Adjacent Parts of Pennsylvania Michigan Illinois Kentucky and West Virginia Showing Post Offices With The Intermediate Distances and Mail Routes In Operation On the !st of Febru](/map/small/44153.jpg)
Eastern Sheet (Ohio and parts of Kentucky, etc.) of W.L. Nicholson's Postal Map, published in 1885. Beginning with David Burr in the 1830s, the tradition of the American regional postal map became a centralized service provided from Washington, D.C....
