Revisions to the manual on uniform traffic control devices for streets and highways

Författare
National conference on street and highway safety Institute of traffic engineers American association of State highway officials
(Approved by American association of State highway officials, Institute of traffic engineers, National conference on street and highway safety., Supplement)
Genre
Offentligt tryck
Språk
Engelska
Förlag År Ort Om boken ISBN
Department of commerce, Bureau of public roads 1954 USA, Washington iv, 15 sidor. ill. 23 cm