Cover Image

1977 metro core cordon count of vehicular and passenger volumes : summary of findings /

Bibliographic Details
Corporate Author: National Capital Region Transportation Planning Board
Format: Book
Language:English
Published: [Washington] : The Board, [1977]
Subjects:
Traffic surveys > Washington (D.C.)
Description
Item Description:"October 1977"
Physical Description:70 pages : map ; 28 cm.