Items

Items

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  [CM07AE], Letter from William Henry Meadowcroft to Thomas Alva Edison, July 21st, 1915

  1915-07-21
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  [CM07AF], Letter from William Henry Meadowcroft to Thomas Alva Edison, July 21st, 1915

  1915-07-21
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  [CM07AG], Letter from William Henry Meadowcroft to John Thomas McDermott, July 21st, 1915

  1915-07-21
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  [CM07AK], Letter from William Henry Meadowcroft to Thomas Alva Edison, August 2nd, 1915

  1915-08-02
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  [E1518BBF1], Letter from William Horatio Mason to Harry Frederick Miller, February 23rd, 1915

  1915-02-23
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  [E1518CAO], Letter from Frank E Lucas to Thomas Alva Edison, March 5th, 1915

  1915-03-05
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  [E1518CFM], Report from Edison Benzol Plant (Johnstown Pa.), March 27th, 1915

  1915-03-27
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  [E1518EBO1], Letter from Harry Frederick Miller to Thomas Alva Edison, April 30th, 1915

  1915-04-30
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  [E1518EBQ1], Letter from William Henry Meadowcroft to Victor Louis King, May 14th, 1915

  1915-05-14
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  [E1518ECK], Letter from Thomas Alva Edison to William Horatio Mason, May 21st, 1915

  1915-05-21
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  [E1518ECN], Letter from William Horatio Mason to Thomas Alva Edison, May 21st, 1915

  1915-05-21
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  [E1518EDY], Letter from William Horatio Mason to Thomas Alva Edison, May 30th, 1915

  1915-05-30
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  [E1518FAM], Letter from Thomas Alva Edison to William Horatio Mason, June 4th, 1915

  1915-06-04
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  [E1518FAR], Telegram from Thomas Alva Edison to William Horatio Mason, June 7th, 1915

  1915-06-07
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  [E1518GAD1], Letter from Thomas Alva Edison to William Henry Meadowcroft, July 2nd, 1915

  1915-07-02
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  [E1518GAO], Letter from Thomas Alva Edison to Claude Heft Opdyke, July 6th, 1915

  1915-07-06
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  [E1518GCA], Letter from William Henry Meadowcroft to Thomas Alva Edison, July 14th, 1915

  1915-07-14
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  [E1518GCB], Letter from Thomas Alva Edison to Claude Heft Opdyke, July 17th, 1915

  1915-07-17
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  [E1518HAI], Letter from William Horatio Mason to Thomas Alva Edison, August 9th, 1915

  1915-08-09
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  [E1518HBH], Letter from Heinrich H Meno Kammerhoff to Thomas Alva Edison, August 18th, 1915

  1915-08-18
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  [E1518HBZ], Letter from American Dynalite Co to Thomas Alva Edison, August 23rd, 1915

  1915-08-23
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  [E1616DBU], Letter from William Henry Meadowcroft to Harry Frederick Miller, April 26th, 1916

  1916-04-26
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  [E1616EBR], Letter from William Horatio Mason to Edwin E Slick, Cambria Steel Co, June 2nd, 1916

  1916-06-02
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  [E1616GBN], Letter from General Electric Co, J A Capp to Thomas Alva Edison, July 18th, 1916

  1916-07-18
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  [E1616MAO], Legal Testimony, William Horatio Mason, 1916

  1916-00-00
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  [E1717BU], Letter from U.S. Geological Survey, George Otis Smith to William Henry Meadowcroft, April 27th, 1917

  1917-04-27
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  [E1717CS], Report from James E Preston, October 31st, 1917

  1917-10-31
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  [LB110663], Letter from Thomas Alva Edison to Morgan (J.P.) & Co, March 11th, 1916

  1916-03-11
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  [LB101620], Letter from Thomas Alva Edison to C L Campbell, Badger (E.B.) and Sons Co, February 9th, 1915

  1915-02-09
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  [LB103370], Letter from Thomas Alva Edison to William Horatio Mason, April 15th, 1915

  1915-04-15
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  [LB104489], Letter from Thomas Alva Edison to William Horatio Mason, June 4th, 1915

  1915-06-04
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  [LB105498], Letter from Thomas Alva Edison to Claude Heft Opdyke, July 17th, 1915

  1915-07-17
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  [NP102039], Diary, Thomas Alva Edison, May 17th, 1915

  1915-05-17
• No image

  [NP102068], Diary, Thomas Alva Edison, June 17th, 1915

  1915-06-17
• No image

  [NP104117], Diary, Thomas Alva Edison, January 5th, 1916

  1916-01-05