The Pershing Map was an early blueprint for a national highway system in the United States, with many of the proposed roads later forming a substantial portion of the Interstate Highway System.[1] It's the first official United States road map, and many of the proposed roadways were later incorporated into the current highway system.[2]
- ^ Delight, Sightseers’. "Pershing Map". Sightseers' Delight. Retrieved 2024-11-06.
- ^ "Transportation Economics in the 21st Century - Highway Data". NBER. 2023-10-16. Retrieved 2024-11-06.