Sign near the Mackinac Bridge

This sign is located in the administration area as north-bound drivers approach the upper peninsula., Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: This sign is located in the administration area as north-bound drivers approach the upper peninsula.
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1968 (approximate)