designed and constructed under the orders of Postmaster General, Alex. W. Randall, and second asst. Postmaster General, Geo. Wm. McLellan, by W.L. Nicholson, topographer of P.O. Dept. Shows railroads, postal routes, delivery schedule, and discontinued post offices. "The service on this diagram brought up to date of June 1st, 1868." In lower margin: Paul Goepel, draughtsman; Engraved by D. McClelland. Prime meridian: Washington, D.C. Insets: Postal service of Long Island with the principal mail connections of the city of New York. Scale [1:380,160] -- [Parts of the provinces of Québec and Ontario bordering New York and Vermont]. Includes tables of distances and statistics. Available also as a digital image through the Harvard University Web site.