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Copper Ores in Pennsylvania

V1 published
Creators
  1. Corbin, J. Ross
Deposited September 24, 2014
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Open Access

Calcareous Marl in Pennsylvania South of the Terminal Moraine

V1 published
Creators
  1. J. B. R. Dickey
Deposited September 24, 2014
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Open Access

Mineral Resources of Pennsylvania

V1 published
Creators
  1. Ashley, George H.
Deposited September 24, 2014
Access
Open Access

Lead and Zinc Ores in Lancaster County, Pennsylvania

V1 published
Creators
  1. Miller, Bejamin LeRoy
Deposited September 24, 2014
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Open Access

Flagstone Industry in Northeastern Pennsylvania

V1 published
Creators
  1. R.W. Stone
Deposited September 24, 2014
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Open Access

Gas Wells on Pollock Run, Westmoreland County, Pennsylvania

V1 published
Creators
  1. Robinson, J. French
Deposited September 24, 2014
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Open Access

Coal Reserves in Cambria County, Pennsylvania

V1 published
Creators
  1. Reese, John F.
Deposited September 24, 2014
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Open Access

Coal Beds in Elk County, Pennsylvania by J.D. Sisler

V1 published
Creators
  1. Sisler, J.D.
Deposited September 24, 2014
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Open Access

White Clay Deposits in Central Pennsylvania

V1 published
Creators
  1. Moore, E. S.
Deposited September 24, 2014
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Open Access

Coal Beds in Butler County, Pennsylvania

V1 published
Creators
  1. Sisler, J. D.
Deposited September 24, 2014
Access
Open Access