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The copper deposits of Franklin-Adams Counties, Pennsylvania
Gives the history of these deposits and results of a recent examination. (3500 w.) (No. 21120 D)
The copper deposits of Franklin-Adams Counties, Pennsylvania
Gives the history of these deposits and results of a recent examination. (3500 w.) (No. 21120 D)
The copper deposits of Franklin-Adams Counties, Pennsylvania
Jour Fr Inst
Wherry, Edgar T. (author)
1911
Article (Journal)
English
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The cement-belt in lehigh and northampton counties of Pennsylvania
Engineering Index Backfile | 1904
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