The St. Lawrence Seaway and its regional impact
By: Government of Canada.. --
Series: Understanding Canada
Publisher: Supply and Services Canada, 1979.
Published: 1979
Place of publication: Ottawa
Language: eng
Number of pages: 77
Subjects: Saint Lawrence Seaway -- Economic aspects; Saint Lawrence Seaway.
Notes: Includes 2 fold. leaves of ill.  English and French. Bibliographical footnotes.