Items
Relation is exactly
International Smokeless Powder and Chemical Co
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[E1421BQ], Letter from W W Richards (Du Pont), Robert Ruliph Morgan Carpenter, Du Pont de Nemours & Co to Thomas Alva Edison, December 18th, 1914 1914-12-18 -
[E1421BR], Telegram from W W Richards (Du Pont) to Thomas Alva Edison, December 24th, 1914 1914-12-24
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[E1421BS], Letter from Miller Reese Hutchison to Thomas Alva Edison, December 24th, 1914 1914-12-24
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[E1421BT], Letter from Thomas Alva Edison to Harry Toyne Leeming, December 24th, 1914 1914-12-24
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[E1421BU], Telegram from W W Richards (Du Pont) to Thomas Alva Edison, December 24th, 1914 1914-12-24