For your consideration is a rare, frame 1911 Montana hydro and fuel power company plants map, compiled and drawn by Daniel O'Hare. It was engraved and printed by the U.S. Geological Survey. The bottom right of the map indicates "Department of the Interior General Land Office, Fred Dennet, Commissioner. State of Montana. Compiled from the official Records of the General Land Office and other sources under the direction of I.P. Birthrong, Cheif of Drafting Devision, G.L.O., 1911." This Map of Montana showing locations of electric power plants, indicating whether each is hydro- or fuel-powered. Colored to indicate plant ownership by Amalgamated Copper Co., H.M. Byllesby & Co., Clark-Missoula Power Co., Missoula Light & Water Co., Montana Power Co., or others. Also colored to show boundaries of national forests (including Kootenai, Blackfeet, Flathead, Lewis and Clark, Lolo, Missoula, Bitterroot, Deer Lodge, Helena, Beaverhead, Madison, Gallatin, Absaroka, Beartooth, Custer, and others). It is professionally framed that measures 26" x 33.75" and the map itself measures approximately 18" x 26"