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The Mackinac Bridge

The Mackinac Bridge Michigan
Price:
 
$4.95

  

Stock #: 58337
Type: Postcard
Era: Chrome
City: Mackinac
State: Michigan (MI)
Publisher: The L. L. Cook Company
Postmark: 1968
PM City: POWERS
PM State: MI
Stamp: 5C
Size: 3.5" x 5.5" (9 x 14 cm)
Additional Details:
Joining Michigan's Peninsulas Interesting statistics on the Bridge designed by Dr. David B. Steinman. Total Length incl. approaches ….. 5 mi. Length suspension incl. anchorages . . . 8.614 ft. (Longest in the world) Total length wire in main cable . . . . 42,000 mi. Will withstand wind velocity of 120 mph. During the rush seasons it was not unusual to wait 10 to 12 hours for the ferry ride. It now takes 10 minutes to drive across.

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