Items

Items

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  [E1929DF], Letter from Thomas Alva Edison, William Henry Meadowcroft to Elmer Ellsworth Dougherty, August 15th, 1919

  1919-08-15
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  [NB254AAC1] Technical Note, Thomas Alva Edison, Elmer Ellsworth Dougherty, October 24th, 1919

  1919-10-24
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  [NB254AAD], Technical Note, Thomas Alva Edison, Elmer Ellsworth Dougherty, October 1919

  1919-10-00
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  [NB254AAE1] Technical Note, Thomas Alva Edison, Elmer Ellsworth Dougherty, October 25th, 1919

  1919-10-25
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  [NB254AAI1] Technical Note, Thomas Alva Edison, Elmer Ellsworth Dougherty, January 12th, 1920

  1920-01-12