Items

Items

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  [QCA03], Letter from George Bartlett Prescott to U.S. Patent Office. Commissioner, Rodolphus Holland Duell, December 18th, 1875

  1875-12-18
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  [QCE03334], Letter from Thomas Alva Edison to U.S. Patent Office. Commissioner, Rodolphus Holland Duell, March 21st, 1876

  1876-03-21
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  [W100BA2D], Letter from Lemuel Wright Serrell to U.S. Patent Office. Commissioner, Rodolphus Holland Duell, February 3rd, 1876

  1876-02-03