Items

Items

• 

  [CK620AAM], Letter from Elmer Ellsworth Dougherty to Thomas Alva Edison, November 8th, 1919

  1919-11-08
• 

  [CK620AAN], Memorandum, Elmer Ellsworth Dougherty, January 15th, 1920

  1920-01-15
• 

  [CK620AAS1], Letter from Elmer Ellsworth Dougherty to Thomas Alva Edison, January 27th, 1920

  1920-01-27
• 

  [CK620AAW], Letter from Elmer Ellsworth Dougherty to Thomas Alva Edison, June 30th, 1920

  1920-06-30
• 

  [CK620ABJ], Memorandum, Elmer Ellsworth Dougherty, September 9th, 1920

  1920-09-09
• 

  [CK620ABL], Letter from Elmer Ellsworth Dougherty to Thomas Alva Edison, October 11th, 1920

  1920-10-11
• 

  [CK620ABM], Report from Edison Storage Battery Co, Elmer Ellsworth Dougherty, January 31st, 1921

  1921-01-31
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  [CM11BZ], Report from Elmer Ellsworth Dougherty, December 1st, 1919

  1919-12-01
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  [E1929DB], Letter from Elmer Ellsworth Dougherty to Thomas Alva Edison, Chemical and Metallurgical Engineering, August 6th, 1919

  1919-08-06
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  [E1947CC], Report from Elmer Ellsworth Dougherty, 1919

  1919-00-00
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  [NA303AAA], Technical Note, Elmer Ellsworth Dougherty, Thomas Alva Edison, October 2nd, 1919

  1919-10-02
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  [NA304AAA], Technical Note, Elmer Ellsworth Dougherty, September 30th, 1919

  1919-09-30
• No image

  [NB254001], Technical Note, Elmer Ellsworth Dougherty, August 25th, 1919

  1919-08-25
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  [NB254005], Technical Note, Elmer Ellsworth Dougherty, August 26th, 1919

  1919-08-26
• No image

  [NB254008], Technical Note, Elmer Ellsworth Dougherty, September 5th, 1919

  1919-09-05
• No image

  [NB254012], Technical Note, Elmer Ellsworth Dougherty, September 11th, 1919

  1919-09-11
• No image

  [NB254012A], Technical Note, Elmer Ellsworth Dougherty, September 13th, 1919

  1919-09-13
• No image

  [NB254012B], Technical Note, Elmer Ellsworth Dougherty, September 15th, 1919

  1919-09-15
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  [NB254014], Technical Note, Elmer Ellsworth Dougherty, September 16th, 1919

  1919-09-16
• No image

  [NB254036], Technical Note, Elmer Ellsworth Dougherty, October 11th, 1919

  1919-10-11
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  [NB254042], Technical Note, Elmer Ellsworth Dougherty, November 12th, 1919

  1919-11-12
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  [NB254A01], Technical Note, Elmer Ellsworth Dougherty, September 25th, 1919

  1919-09-25
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  [NB254A01A], Technical Note, Elmer Ellsworth Dougherty, September 23rd, 1919

  1919-09-23
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  [NB254A02], Technical Note, Elmer Ellsworth Dougherty, September 26th, 1919

  1919-09-26
• No image

  [NB254A04], Technical Note, Elmer Ellsworth Dougherty, September 29th, 1919

  1919-09-29
• No image

  [NB254A05], Technical Note, Elmer Ellsworth Dougherty, October 2nd, 1919

  1919-10-02
• No image

  [NB254A06], Technical Note, Elmer Ellsworth Dougherty, October 3rd, 1919

  1919-10-03
• No image

  [NB254A06A], Technical Note, Elmer Ellsworth Dougherty, October 2nd, 1919

  1919-10-02
• No image

  [NB254A07], Technical Note, Elmer Ellsworth Dougherty, October 3rd, 1919

  1919-10-03
• No image

  [NB254A08], Technical Note, Elmer Ellsworth Dougherty, October 5th, 1919

  1919-10-05
• No image

  [NB254A08A], Technical Note, Elmer Ellsworth Dougherty, October 2nd, 1919

  1919-10-02
• No image

  [NB254A09], Technical Note, Elmer Ellsworth Dougherty, October 8th, 1919

  1919-10-08
• No image

  [NB254A12], Technical Note, Elmer Ellsworth Dougherty, October 15th, 1919

  1919-10-15
• No image

  [NB254A12A], Technical Note, Elmer Ellsworth Dougherty, October 17th, 1919

  1919-10-17
• No image

  [NB254A13], Technical Note, Elmer Ellsworth Dougherty, October 18th, 1919

  1919-10-18
• No image

  [NB254A14], Technical Note, Elmer Ellsworth Dougherty, October 20th, 1919

  1919-10-20
• No image

  [NB254A14A], Technical Note, Elmer Ellsworth Dougherty, October 22nd, 1919

  1919-10-22
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  [NB254A15], Technical Note, Elmer Ellsworth Dougherty, October 28th, 1919

  1919-10-28
• No image

  [NB254A15A], Technical Note, Elmer Ellsworth Dougherty, November 2nd, 1919

  1919-11-02
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  [NB254A16], Technical Note, Elmer Ellsworth Dougherty, October 25th, 1919

  1919-10-25
• No image

  [NB254A18], Technical Note, Elmer Ellsworth Dougherty, October 31st, 1919

  1919-10-31
• No image

  [NB254A20], Technical Note, Elmer Ellsworth Dougherty, November 2nd, 1919

  1919-11-02
• No image

  [NB254A21], Technical Note, Elmer Ellsworth Dougherty, November 12th, 1919

  1919-11-12
• No image

  [NB254A21A], Technical Note, Elmer Ellsworth Dougherty, November 14th, 1919

  1919-11-14
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  [NB254A21B], Technical Note, Elmer Ellsworth Dougherty, October 31st, 1919

  1919-10-31
• No image

  [NB254A22], Technical Note, Elmer Ellsworth Dougherty, November 12th, 1919

  1919-11-12
• No image

  [NB254A24], Technical Note, Elmer Ellsworth Dougherty, November 17th, 1919

  1919-11-17
• No image

  [NB254A26], Technical Note, Elmer Ellsworth Dougherty, November 19th, 1919

  1919-11-19
• No image

  [NB254A27], Technical Note, Elmer Ellsworth Dougherty, November 20th, 1919

  1919-11-20
• No image

  [NB254A28], Technical Note, Elmer Ellsworth Dougherty, November 24th, 1919

  1919-11-24
• No image

  [NB254A28A], Technical Note, Elmer Ellsworth Dougherty, November 18th, 1919

  1919-11-18
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  [NB254A28B], Technical Note, Elmer Ellsworth Dougherty, November 22nd, 1919

  1919-11-22
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  [NB254A30], Technical Note, Elmer Ellsworth Dougherty, December 1st, 1919

  1919-12-01
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  [NB254A32], Technical Note, Elmer Ellsworth Dougherty, December 2nd, 1919

  1919-12-02
• No image

  [NB254A33], Technical Note, Elmer Ellsworth Dougherty, December 1st, 1919

  1919-12-01
• No image

  [NB254A33A], Technical Note, Elmer Ellsworth Dougherty, December 6th, 1919

  1919-12-06
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  [NB254A34], Technical Note, Elmer Ellsworth Dougherty, December 8th, 1919

  1919-12-08
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  [NB254A36], Technical Note, Elmer Ellsworth Dougherty, December 9th, 1919

  1919-12-09
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  [NB254A38], Technical Note, Elmer Ellsworth Dougherty, December 10th, 1919

  1919-12-10
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  [NB254A38A], Technical Note, Elmer Ellsworth Dougherty, December 9th, 1919

  1919-12-09
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  [NB254A38B], Technical Note, Elmer Ellsworth Dougherty, November 15th, 1919

  1919-11-15
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  [NB254A39], Technical Note, Elmer Ellsworth Dougherty, December 6th, 1919

  1919-12-06
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  [NB254A41], Technical Note, Elmer Ellsworth Dougherty, December 11th, 1919

  1919-12-11
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  [NB254A41A], Technical Note, Elmer Ellsworth Dougherty, December 4th, 1919

  1919-12-04
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  [NB254A41B], Technical Note, Elmer Ellsworth Dougherty, December 5th, 1919

  1919-12-05
• No image

  [NB254A42], Technical Note, Elmer Ellsworth Dougherty, December 12th, 1919

  1919-12-12
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  [NB254A44], Technical Note, Elmer Ellsworth Dougherty, December 15th, 1919

  1919-12-15
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  [NB254A45], Technical Note, Elmer Ellsworth Dougherty, December 13th, 1919

  1919-12-13
• No image

  [NB254A46], Technical Note, Elmer Ellsworth Dougherty, December 16th, 1919

  1919-12-16
• No image

  [NB254A46A], Technical Note, Elmer Ellsworth Dougherty, December 15th, 1919

  1919-12-15
• No image

  [NB254A47], Technical Note, Elmer Ellsworth Dougherty, December 16th, 1919

  1919-12-16
• No image

  [NB254A47A], Technical Note, Elmer Ellsworth Dougherty, December 15th, 1919

  1919-12-15
• No image

  [NB254A47B], Technical Note, Elmer Ellsworth Dougherty, December 17th, 1919

  1919-12-17
• No image

  [NB254A48], Technical Note, Elmer Ellsworth Dougherty, December 16th, 1919

  1919-12-16
• No image

  [NB254A49], Technical Note, Elmer Ellsworth Dougherty, December 17th, 1919

  1919-12-17
• No image

  [NB254A50], Technical Note, Elmer Ellsworth Dougherty, December 30th, 1919

  1919-12-30
• No image

  [NB254A54], Technical Note, Elmer Ellsworth Dougherty, January 2nd, 1920

  1920-01-02
• No image

  [NB254A55], Technical Note, Elmer Ellsworth Dougherty, January 6th, 1920

  1920-01-06
• No image

  [NB254A78], Technical Note, Elmer Ellsworth Dougherty, January 13th, 1920

  1920-01-13
• No image

  [NB254A80], Technical Note, Elmer Ellsworth Dougherty, January 9th, 1920

  1920-01-09
• No image

  [NB254A94], Technical Note, Elmer Ellsworth Dougherty, January 6th, 1920

  1920-01-06
• No image

  [NB254AAA], Technical Note, Elmer Ellsworth Dougherty, September 8th, 1919

  1919-09-08
• No image

  [NB254AAB], Technical Note, Elmer Ellsworth Dougherty, September 10th, 1919

  1919-09-10
• No image

  [NB254AAB1], Technical Note, Elmer Ellsworth Dougherty, December 12th, 1919

  1919-12-12
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  [NB254AAF] Technical Note, November 2nd, 1919

  1919-11-02
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  [NB254AAG], Technical Note, Elmer Ellsworth Dougherty, November 4th, 1919

  1919-11-04
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  [NB254AAH], Technical Note, Elmer Ellsworth Dougherty, Thomas Alva Edison, November 24th, 1919

  1919-11-24
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  [NB254AAI], Technical Note, Elmer Ellsworth Dougherty, Thomas Alva Edison, January 12th, 1920

  1920-01-12
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  [NB254AAJ] Technical Note, c. 1919

  1919-00-00
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  [NB254B001], Technical Note, Elmer Ellsworth Dougherty, January 19th, 1920

  1920-01-19
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  [NB254B002], Technical Note, Elmer Ellsworth Dougherty, January 20th, 1920

  1920-01-20
• No image

  [NB254B002A], Technical Note, Elmer Ellsworth Dougherty, March 15th, 1920

  1920-03-15
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  [NB254B006], Technical Note, Elmer Ellsworth Dougherty, January 20th, 1920

  1920-01-20
• No image

  [NB254B014], Technical Note, Elmer Ellsworth Dougherty, January 23rd, 1920

  1920-01-23
• No image

  [NB254B018], Technical Note, Elmer Ellsworth Dougherty, January 26th, 1920

  1920-01-26
• No image

  [NB254B020], Technical Note, Elmer Ellsworth Dougherty, January 28th, 1920

  1920-01-28
• No image

  [NB254B021], Technical Note, Elmer Ellsworth Dougherty, January 24th, 1920

  1920-01-24
• No image

  [NB254B022], Technical Note, Elmer Ellsworth Dougherty, January 28th, 1920

  1920-01-28
• No image

  [NB254B023], Technical Note, Elmer Ellsworth Dougherty, January 29th, 1920

  1920-01-29
• No image

  [NB254B026], Technical Note, Elmer Ellsworth Dougherty, January 30th, 1920

  1920-01-30