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The relative effectiveness of some letter types designed for use on road traffic signs Christie, AW ; Rutley, KS
Publication details: Crowthorne Road Research Laboratory, 1961; Research note 3913, Description: 8 s. + bilSubject(s): Bibl.nr: VTI P0568:3913Location:Current library | Call number | Status | Date due | Barcode | |
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Statens väg- och transportforskningsinstitut | Available |