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Overhead signs to sort New Jersey traffic
Examples of overhead sign installation on New Jersey's highways; signs are attached on bridges, with spans of 81 ft and more and verticle clearance of 20 ft; neon lighted letters are 15 in. high.
Overhead signs to sort New Jersey traffic
Examples of overhead sign installation on New Jersey's highways; signs are attached on bridges, with spans of 81 ft and more and verticle clearance of 20 ft; neon lighted letters are 15 in. high.
Overhead signs to sort New Jersey traffic
Better Roads
Better Roads ; 17
1947
Article (Journal)
English
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