Symbol signs
Subtitle: the development of passenger/pedestrian Oriented symbols for use in transportation-related facilities
By: [prepared for] the U.S. Department of Transportation.
Contributors: United States. Department of Transportation.
Series: PB 239 352
Publisher: N.T.I.S.; Distributed in UK by Microinfo Ltd
Published: 1974
Place of publication: Springfield (Va); Alton (Hants)
Language: eng