| Reference | {Deposit:: MURDOCK, T. G. THE MINING INDUSTRY IN NORTH CAROLINA FROM 1}{Deposit:: 1945. NORTH CAROLINA DEPT. OF CONSERVATION AND DEVELOPMENT}{Deposit:: ECONOMIC PAPER NO. 65, 1948, PP. 8-10.}{Deposit:: PRATT, J. H. THE MINING INDUSTRY IN NORTH CAROLINA DURING 1}{Deposit:: WITH SPECIAL REPORT ON THE MINERAL WATERS. NORTH CAROLINA}{Deposit:: GEOLOGICAL AND ECONOMIC SURVEY ECONOMIC PAPER NO. 15, 1908}{Deposit:: 30-40, 47-50.} |