United States system of highways, adopted for uniform marking by the American Association of State Highway officials, November 11, 1926, with additions and amendments subsequently approved 1950 /

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Autoria(s): United States. Bureau of Public Roads.; American Association of State Highway Officials.

Data(s)	1950
Identificador	http://hdl.loc.gov/loc.gmd/g3701p.ct006400
Idioma(s)	eng
Publicador	Washington : The Bureau
Palavras-Chave	#Roads--United States--Maps.
Tipo	image map cartographic