Evaluation of signal/control system equipment and technology
Subtitle: task 5, economic studies
By: prepared for U.S. Department of Transportation, Federal Railroad Administration.
Publisher: The Administration; National Technical Information Service [distributor
Published: 1980
Place of publication: Washington, D.C; Springfield, Va
Language: eng
Number of pages: 137
Subjects: Railroads -- United States -- Signaling.; Railroads -- United States -- Electronic equipment.
Notes: Cover title.

"December 1980."

"FRA/ORD-78/39.5"

Includes bibliographical references.