Tug boat used during Mackinac Bridge construction (2 of 2)

The tug "Cabot" tied to and waiting at an anchor pier, Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: The tug "Cabot" tied to and waiting at an anchor pier
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1956 (approximate)