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Igloo: A History of the Black Hills Ordnance Depot was first published in 1984 by the Fall River County Historical Society. Recently it was reprinted and the last time I checked (8/13/2012) it was available at Black Hills Books in Hot Springs. Their web site is www.blackhills-books.com and Igloo: A History is item #60521 and costs $12.95 plus $3.50 shipping. ($16.45 total)
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