Marine traffic control St. Lawrence River.
Publisher: Queen's Pr.
Published: 1968
Place of publication: [Ottawa
Language: eng
Number of pages: 16
Subjects: Marine radio stations -- Canada.; Saint Lawrence Seaway.
Other titles: Controlé de la circulation maritime fleuve Saint-Laurent.
Notes: Added t.p. in French: Controlé de la circulation maritime fleuve Saint-Laurent.
Text in English and French.