Walk the Mackinac Bridge Promotion Flyer

Poster promoting the "Bridge Walk", Electronic reproduction of text.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: Poster promoting the "Bridge Walk"
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1960 - 1969