Dated 1879. "The service on this diagram brought up to date of March 1st, 1881." Originally printed 2 maps 73 x 51 cm. on sheets 76 x 54 cm., sheets joined vertically to form 1 map. Prime meridian: Washington, D.C. Available also through the Library of Congress Web site as a raster image. Includes explanation of mail service.
United States. Post Office Department - Nicholson, W. L.
"Copyright by W. Coleman & Co." LC Panoramic maps (2nd ed.), 453 Available also through the Library of Congress Web site as a raster image. Includes index to points of interest and ill. 3 copies. Copy 2 is a reduced photograph 11 x 20 cm. Copy 3 is a photocopy, from the Montana Historical Society, 41 x 73 cm.
Wellge, H. (henry) - Stoner, J. J. - Beck & Pauli - W. Coleman & Co. - Wellge, H.