Items

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Items

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  [D7801A6A], Letter from Hector Orr to Thomas Alva Edison, April 10th, 1878

  1878-04-10
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  [D7801A6C], Letter from Hector Orr to Thomas Alva Edison, April 13th, 1878

  1878-04-13
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  [D7801B5A], Letter from Hector Orr to Thomas Alva Edison, May 27th, 1878

  1878-05-27
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  [D7801B7A], Letter from Hector Orr to Thomas Alva Edison, June 6th, 1878

  1878-06-06