Items
Relation is exactly
Devoe (F.W.) and Raynolds (C.T.) Co
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[MF19CC], Letter from William Henry Meadowcroft to Thomas Alva Edison, September 26th, 1917 1917-09-26 -
[MF19CD], Letter from Thomas Alva Edison to William Henry Meadowcroft, September 1917 1917-09-00
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[nb240a100], Technical Note, Ludwig Fredrick Ott, January 13th, 1913 1913-01-13
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[NP107066A], Diary, Thomas Alva Edison, January 25th, 1917 1917-01-25