The Mackinac Bridge - Michigan - Designed by Dr. D. B. Steinman- Vintage Bridge Postcard

Front: The Mackinac Bridge 
Back: THE MACKINAC BRIDGE . . . This 100-million-dollar bridge is the world’s longest suspension bridge. The five-mile span over the Straits of Mackinac will link Michigan’s Upper and Lower Peninsulas. Even main cable is 24 1/2 inches in diameter with 12,876 wires in each cable, with a total length of 41,000 miles of wire. The center span is 3,800 feet long between two towers that are 552 feet above the water. 
Writing: M40
Unmailed: 
Condition: Great with some aging  
Publisher: H. S. Crocker Co.  
Color illustrated print

**Our vintage postcards may have signs of wear or production imperfections. Bending, foxing, soft corners or tears will be noted in the description; photos are part of the descriptions. Questions welcome. Thanks for shopping!