01/29/1901 Edison, Thomas Alva to Hoyt, Henry Reese
(Chapman, Cloyd Mason) Ore mills; Ore milling (non-iron ore)
[LB065]  General Letterbook Series: Letterbook, LB-065 (1900-1901)
[LB065347; TAEM 196:643]
Courtesy of Thomas Edison National Historical Park.
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