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V1 published
Creators
  1. Ashley, George, H.
Deposited September 17, 2014
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Creators
  1. Fetke, Charles R.
Deposited September 17, 2014
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Creators
  1. Sherrill, E. E.
  2. Matteson, L.S.
Deposited September 17, 2014
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Creators
  1. Parke A. Dickey
Deposited September 17, 2014
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Creators
  1. Shaffner, Marchant N.
Deposited September 17, 2014
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Creators
  1. Laird, Wilsom M.
Deposited September 17, 2014
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Creators
  1. Fetke, Charles R.
Deposited September 17, 2014
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  1. Dickey, Parke A.
Deposited September 17, 2014
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  1. Commonwealth of Pennsylvania
Deposited September 17, 2014
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V1 published
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  1. School of Mineral Industries of the Pennsylvania State College
Deposited September 17, 2014
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Creators
  1. School of Mineral Industries of the Pennsylvania State College
Deposited September 17, 2014
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V1 published
Creators
  1. C.C. Wright
  2. K.M Barclay
  3. J.D. Clendenin
Deposited September 17, 2014
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Creators
  1. Edward Steidle
Deposited September 17, 2014
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Creators
  1. Edward Steidle
Deposited September 17, 2014
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Creators
  1. Edward Steidle
  2. H.B. Northrup
Deposited September 17, 2014
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V1 published
Creators
  1. H.B. Northrup
  2. Edward Steidle
Deposited September 17, 2014
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V1 published
Creators
  1. Edward Steidle
Deposited September 17, 2014
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Creators
  1. Edward Steidle
Deposited September 17, 2014
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Creators
  1. Masuchika, Glenn
Deposited March 02, 2016
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V1 published
Creators
  1. Goldman, Benjamin Matthew
Deposited December 16, 2016
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