United States. Board of Engineers for Rivers and Harbors - Ritter, Alfred H. (Alfred Hotchkiss) - United States. Army. Corps of Engineers
Distance map United States, Mexico and Canada.
New railroad distance and air route map of United States, Canada and Mexico
Includes distances for railroads, airways and ocean travel. Available also through the Library of Congress Web site as a raster image.
F. E. Gallup Map Co.
The Union Pacific system of railroad and steamship lines, 1900.
Map of the western United States showing relief by hachures, drainage, cities and towns, and the railroad network coded by color. Shows lines as reorganized by Edward H. Harriman after the business depression of 1893. It was incorporated again in 1897 and assumed operation February 1, 1898.
Rand McNally and Company - Union Pacific Railroad Company