Aerial View of Mackinac Bridge Construction (29 of 77)

This aerial view looking north shows the foundations of piers 71 through 23    (2), Electronic reproduction of photograph.  The Mackinac Bridge 1954 - 1958. Mackinac Bridge Authority
Abstract/Description: This aerial view looking north shows the foundations of piers 71 through 23 (2)
Subject(s): Bridges--Design and construction
St. Ignace (Mich.)
Mackinaw City (Mich.)
Mackinac Bridge (Mich.)
Date Created: 1954 (approximate)