Johnson, Edwin F. Map of the Proposed Northern Route for a Railroad to the Pacific. Hartford, CT, 1853.

Edwin F. Johnson Map of the Proposed Northern Route for a Railroad to the Pacific Hartford, CT, 1853 35" x 22"   Highly detailed railroad map of the United States, illustrating a number of different proposed Northern Routes for a railroad line to the Pacific, by Edwin F. Johnson, C.E. Johnson's map is one of the most interesting and important early maps to illustrate the prospective routes to the Pacific: As noted by Wheat: This is in many ways an extraordinary map. . . It has the routes of Lewis and Clark, Fremont and Emory well drawn, and its showing of the general features of the topography is also excellent, considering the time of its preparation. Johnson's map shows hydrographical features, state boundaries, major cities, and names of states, with state population figures. Western states show topography by hachures. Some major rail lines are shown in the northeastern states. Besides the "Northern Route" the map also indicates four more southerly proposed routes west of the Missis