12/30/1907 Simpkin, William to Edison, Thomas Alva
(Smith, Vivian; Morgan, John Pierpont, Jr; Louis, Henry) Electric battery; Rolls and crushers; Ore concentrate
[CJ421]  Company Records Series -- Edison Ore Milling Syndicate, Ltd., and Related Companies -- Dunderland Iron Ore Company, Ltd., Files: Correspondence (1907)
[CJ421AAK; TAEM 200:512]
Courtesy of Thomas Edison National Historical Park.
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