Washington : Dept. of Transportation, Urban Mass Transportation Administration, Office of Technology Development and Deployment, Office of Rail and Construction Technology ; Springfield, Va. : for sale by the National Technical Information Service, 1979
approximately 350 pages in various pagings : illustrations ; 27 cm
OCLC
ocm05026537
Prepared for U.S. Department of Transportation, Urban Mass Transportation Administration, Office of Technology Development and Deployment, Office of Rail and Construction Technology.