Audible pedestrian traffic signals for the blind.

Bibliographic Details
Corporate Author:	Institute of Transportation Engineers
Format:	Book
Language:	English
Published:	Washington D.C., USA : Institute of Transportation Engineers, [1985?]
Series:	Issue paper (Institute of Transportation Engineers) ; IP-003.
Subjects:	Audible pedestrian traffic signals. Traffic signs and signals > Technological innovations. Blind > Services for. People with visual disabilities > Services for.

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