Locks & ships.
Contributors: Soo Locks Boat Tours (Firm)
Publisher: Soo Locks Boat Tours
Published: 1989
Place of publication: Sault Ste. Marie, Mich
Language: eng
Subjects: Locks (Hydraulic engineering) -- Great Lakes Region (North America); Shipping -- Great Lakes Region (North America); Saint Lawrence Seaway.
Other titles: Locks and ships.
Notes: Cover title.
"Collectors volume one: November shipwreck edition."