1963ĭuring the Cold War, many countries built fallout shelters for high-ranking government officials and crucial military facilities, such as Project Greek Island and the Cheyenne Mountain nuclear bunker in the United States and Canada's Emergency Government Headquarters. Department of Defense, Office of Civil Defense. History North America Fallout shelter water storage can: a 66 liters ( 17 + 1⁄ 2 U.S. gal) barrel issued by the U.S. A fallout shelter is designed to allow its occupants to minimize exposure to harmful fallout until radioactivity has decayed to a safer level. Much of this highly radioactive material falls to Earth, subjecting anything within the line of sight to radiation, becoming a significant hazard. The fallout emits alpha and beta particles, as well as gamma rays. When this material condenses in the rain, it forms dust and light sandy materials that resemble ground pumice. Many such shelters were constructed as civil defense measures during the Cold War.ĭuring a nuclear explosion, matter vaporized in the resulting fireball is exposed to neutrons from the explosion, absorbs them, and becomes radioactive. Pictures shows example signs.A fallout shelter is an enclosed space specially designated to protect occupants from radioactive debris or fallout resulting from a nuclear explosion. This has 4 small mounting holes, one in each corner. Printed at the bottom of the sign in small print it says "DOD FS NO.2 (NOT TO BE REPRODUCED OR USED WITHOUT DEPARTMENT OF DEFENSE PERMISSION". 7,8,9 the box from which the sign comes from. As proof of authenticity, I also present in the photo no. Originally, the signs were packed 40 pieces in one box. They were screen printed the fashioned way black print first and then the yellow over that.
New Old Stock condition, unused, however, due to many years of storage, it may have signs of time. 1960s US fallout shelter sign from the Cold War period. Today we offer you a very original and beautiful piece of American history.
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