Two related articles on highway signs presented. Large-dimension signs of Swiss-patented system "Menziken", for highways, P.FREY, 169-73; Highway signs made by Swiss Aluminium AG, N.DIRILGEN, 174-86.
Panneaux de signalisation
Panneaux de signalisation
Aluminium Suisse ; 13 , n 5
1963
18 pages
Article (Journal)
Unknown
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