South Dakota. Natural disaster: Black Hills Flood; Date: June 9-10, 1972; Fatalities: 238; Other event considered: Schoolhouse Blizzard – 1888. 42 …
South Dakota. Natural disaster: Black Hills Flood; Date: June 9-10, 1972; Fatalities: 238; Other event considered: Schoolhouse Blizzard – 1888. 42 …
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