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Relative visibility of increased legend size vs. brighter materials for traffic signs. Final report Mace, Douglas J ; Garvey, Philip M ; Heckard, Robert F
Publication details: Washington DC U.S. Department of Transportation, 1994; Federal Highway Administration, ; Last Resource Inc, Description: 44 sSubject(s): Bibl.nr: VTI 95.0583Location:| Current library | Status | |
|---|---|---|
| Statens väg- och transportforskningsinstitut | Available |