Vessel traffic control
Subtitle: hearings before the Subcommittee on Caost Guard and Navigation of the Committee on Merchant Marine and Fisheries, House of Representatives, Ninety-fourth Congress, on vessel traffic control ... Coast Guard activities in the upper Great Lakes ....
Publisher: U.S. Govt. Print. Off.
Published: 1976
Place of publication: Washington
Language: eng
Number of pages: 392
Subjects: United States. Coast Guard.; Navigation -- United States -- Safety measures.; Electronics in navigation.; Navigation -- Great Lakes (North America) -- Safety measures.
Notes: Hearings held in various cities, June 26, 1975-Sept. 22, 1976.
"Serial no. 94-39."