Technology in transition
Subtitle: the 'Soo' Ship Canal, 1889-1985
By: Robert W. Passfield.
Contributors: Canadian Parks Service. National Historic Parks and Sites.
Series: Studies in archaeology, architecture and history; Studies in archaeology, architecture, and history -- 39.
Publisher: National Historic Parks and Sites, Environment Canada
Published: 1989
Place of publication: Ottawa
Language: eng
Number of pages: 267
Subjects: Canals -- Ontario -- Sault Ste. Marie -- Design and construction -- History.; Sault Sainte Marie Canal (Mich.) -- Design and construction.
Other titles: The 'Soo' Ship Canal, 1889-1985.
Notes: Includes abstract in French.

Includes index.

Bibliography: p. 247-258.