State of Michigan - Mackinac Bridge

Description:
On reverse: "This beautiful bridge spans the Straits of Mackinac, and connects Michigan's two great peninsulas at Mackinaw City and St. Ignace. Destined by Dr. D. B. Steinman to withstand many times the recorded stresses of ice pressure, wind velocity, gravity, and so forth. Overall length of bridge is 5 miles; center span 3800 feet long between two 565-ft. towers; 8614 ft. between anchorages.
Data Provider:
Capital Area District Library (Lansing, MI). Forest Parke Library and Archives
Collection:
Caterino Postcard Collection
Subject Topic:
Michigan, Greeting cards, and Bridges
Language:
English
Rights:
Copyright Not Evaluated
URL:
http://cadl.pastperfectonline.com/archive/6B7D8105-33EF-45D0-BD22-582460555139