Pacific Railroad. Northern Pacific Railroad Co.--completed road, September 5th, 1882. Map of the northern and western United States showing relief by hahures, drainage, cities and towns. Color coded to show "Northern Pacific Lines, Proper, Oregon Railway & Navigation Co's System, Oregon and Transcontinental Branch Lines, Lines to be constructed." Fringed lines indicate roads under construction. "The gap, now under construction, between the Eastern and Western Divisions, is about 485 miles, and will be completed during the summer of 1883, making a through line from the Great Lakes to the Pacific Ocean." Rand McNally and Company.