Vessel traffic systems--what is needed to prevent and reduce vessel accidents?
Subtitle: U.S. Coast Guard, Department of Transportation
By: report to the Congress by the Comptroller General of the United States.
Publisher: U.S. General Accounting Office
Published: 1975
Place of publication: [Washington
Language: eng
Number of pages: 24
Subjects: Navigation -- United States -- Safety measures.; Harbors -- United States -- Safety measures.; Electronics in navigation.
Other titles: Vessel traffic systems ...
Notes: Cover title.

"B-164497(2)."--Prelim. p.

"January 2, 1975."