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Biography of Willard L. Roberts
12. Feb 1923 – 23. Mar 1987(64 years)Died in:South Dakota School of Mines and Technology, Pennington County
US professor of mineralogy and curator of the South Dakota School of Mines mineral museum
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Biography
US professor of mineralogy and curator of the South Dakota School of Mines mineral museum
Life Events
2 Events1923
Born in Epworth, Dubuque County
1987