#FlashbackFriday Old civil defense shelters do not protect. Modern engineering DOES. https://t.co/5ZKsIG7eXj http://pic.twitter.com/kbNeDZ3S5r
— Walton McCarthy (@noradshelters) September 8, 2017
from Twitter https://twitter.com/noradshelters
September 08, 2017 at 11:14AM
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