The third edition of
Rings of Supersonic Steel is now available.
Rings of Supersonic Steel
An Introduction & Site Guide
Air Defenses of the United States Army 1950-1979
By Mark Morgan and Mark Berhow
Publisher: Hole In The Head Press; 3rd edition (April 1, 2010)
The 3rd Edition of Rings of Supersonic Steel is a completely revised and expanded history of the air defenses of the United
States Army from the post-WWII Era to the end of the NIKE era. It is the only complete site guide to all of the NIKE and other
air defense sites within the United States. It is the only publication to feature full color images of NIKE unit distinstive
insignia. This new edition includes rare material on the NIKE nuclear warhead never before published in this particular form.
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