The General location of national system of interstate highways, including all additional routes at urban areas designated in September, 1955 or the Yellow Book maps where the United States Interstate highway system was to go. The main system had been mapped by 1947, and city by city maps were completed by 1955. A typical rural stretch of Interstate Highway, with two lanes in each direction separated by a large grassy median, and with cross-traffic limited to overpasses and underpasses. ...

It was published by the Bureau of Public Roads

External links

• Maps scanned from Yellow Book