12/18/1895 Conley, Owen J to Edison, Thomas Alva
(Ogden Ore Separating Plant) Labor; Production difficulties and adjustments; Rolls and crushers
[CJ008]  Company Records Series -- New Jersey and Pennsylvania Concentrating Works -- Administrative and Financial Records: Correspondence (1895)
[CJ008AAQ; TAEM 149:665]
Courtesy of Thomas Edison National Historical Park.