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12. Map of the Old Spanish Trail, Florida to California : showing every city, town, village and hamlet throughout its entire length and connections with a 150,000-mile system of nations highways : proposed by the Old Spanish Trail Association as a transcontinental highway to be built and forever maintained by the United States government and also advocated by the National Highways Association, Washington, D.C.

Yale Public content
1923. 2021-08-06T13:32:02Z. 2021-08-27T21:35:12Z. Mulford, John C., cartographer. National Highways Association,A. Hoen & Co. English. cartographic image,still image. Public. Old Spanish Trail, United States, United States., and Old Spanish Trail.

13. Map of the Pioneer Way : Oregon Trail, Olympia to Kansas City, National Old Trails Road, Kansas City to Washington, D.C. : showing every city, town, village and hamlet throughout its entire length : proposed by the Pioneer Way Association, and also advocated by the National Highways Association, Washington, D.C., April, 1916

Yale Public content
1916. 2021-08-09T14:41:17Z. 2021-08-24T21:35:25Z. Mulford, John C., cartographer. National Highways Association,A. Hoen & Co., Lith. English. cartographic image. Public. United States, Oregon National Historic Trail, Cumberland Road, United States., Cumberland Road., and Oregon National Historic Trail.