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Reconnaissance  examination  of  the  copper  deposits  at  Pearl.  Colo- 
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Copper  deposits  of  the  Encampment  district,  Wyoming.     Professional 
Paper  U.  S.  Geol.  Survey  No.  25.     1904. 
Vaughan,  T.  W.     The  copper  mines  of  Santa  Clara  Province,  Cuba.     In  Eng. 
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Watson,  T.  L.     Notes  on  the  Seminole  copper  deposits  of  Georgia.     In  Bulle- 
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Weed,  W.  II.     Types  of  copper  deposits  in  the  southern  United  States.     In 
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Ore  deposits  at  Butte,  Montana.     In  Bulletin  U.  S.  Geol.  Survey  No. 
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Copper  deposits  of  the  Appalachian  States.     In  Bulletin  IT.  S.  Geol. 
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Copper  deposits  in  Georgia.     In  Bulletin  U.  S.  Geol.  Survey  No.  225, 
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The  Griggstown,  N.  J.,  copper  deposit.     In  Bulletin  U.  S.  Geol.  Survey 
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—     Notes  on  the  copper  mines  of  Vermont.     In  Bulletin  U.  S.  Geol.  Sur- 
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Weed,  W.  H.,  and  Pirsson,  L.  V.     Geology  of  the  Castle  Mountain  mining  dis- 
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