| Reference | {Deposit:: REF:73 TN MFG DIR,ADRS:COPPERHILL,TN,EMP:1944}{Deposit:: PRODUCER OF SULFURIC ACID,AND COPPER PIG AND CHEMICALS}{Deposit:: 1979 E & M J DIRECTORY PAGE 211}{Deposit:: # OPERATION INCLUDES A SMELTER, AGGLOMERATING PLANT,}{Deposit:: # PELLETIZING PLANT AND ROASTER.}{Deposit:: # PARTS INSPECTED UNDER MSHA ID NOS. 4002039, 4002040,}{Deposit:: # AND 4000706.} |