Miniature of Mackinac Bridge used as sign

This miniature bridge was used as a sign in Mackinaw City., Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: This miniature bridge was used as a sign in Mackinaw City.
Subject(s): Bridges--Design and construction
Mackinac Bridge (Mich.)
St. Ignace (Mich.)
Mackinaw City (Mich.)
Date Created: 1956 (approximate)