Items

Items

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  [E1259DE], Letter from William Walter Dinwiddie to Thomas Alva Edison, December 26th, 1912

  1912-12-26
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  [E1260AA], Letter from William Walter Dinwiddie to Gaertner (William) & Co, February 15th, 1912

  1912-02-15
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  [E1260AC], Letter from William Walter Dinwiddie to Thomas Alva Edison, March 5th, 1912

  1912-03-05
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  [E1141BL], Letter from William Walter Dinwiddie to Thomas Alva Edison, November 13th, 1911

  1911-11-13
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  [E1141BP], Letter from William Walter Dinwiddie to Thomas Alva Edison, November 22nd, 1911

  1911-11-22
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  [E1141BS], Letter from William Walter Dinwiddie to Thomas Alva Edison, November 29th, 1911

  1911-11-29
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  [E1163CE], Letter from William Walter Dinwiddie to Thomas Alva Edison, December 14th, 1911

  1911-12-14
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  [E1259AI], Letter from William Walter Dinwiddie to Thomas Alva Edison, April 22nd, 1912

  1912-04-22
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  [E1259BT], Letter from William Walter Dinwiddie to Thomas Alva Edison, October 1st, 1912

  1912-10-01
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  [E1260AE], Letter from William Walter Dinwiddie to Thomas Alva Edison, April 22nd, 1912

  1912-04-22
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  [E1260AG], Letter from William Walter Dinwiddie to Thomas Alva Edison, April 29th, 1912

  1912-04-29
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  [E1260AJ], Letter from William Walter Dinwiddie to Thomas Alva Edison, June 10th, 1912

  1912-06-10
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  [E1260AM], Report from William Walter Dinwiddie, August 13th, 1912

  1912-08-13
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  [E1260AO], Letter from William Walter Dinwiddie to Thomas Alva Edison, August 24th, 1912

  1912-08-24
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  [E1260AP], Letter from William Walter Dinwiddie to Thomas Alva Edison, September 2nd, 1912

  1912-09-02
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  [E1260AQ], Letter from William Walter Dinwiddie to Thomas Alva Edison, September 9th, 1912

  1912-09-09
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  [E1260AR], Letter from William Walter Dinwiddie to Thomas Alva Edison, October 7th, 1912

  1912-10-07
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  [E1260AS], Letter from William Walter Dinwiddie to Thomas Alva Edison, October 21st, 1912

  1912-10-21
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  [E1260AT], Letter from William Walter Dinwiddie to Thomas Alva Edison, October 28th, 1912

  1912-10-28
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  [E1260AU], Letter from William Walter Dinwiddie to Thomas Alva Edison, November 4th, 1912

  1912-11-04
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  [E1260AV], Memorandum, William Walter Dinwiddie, November 6th, 1912

  1912-11-06
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  [E1260AX], Letter from William Walter Dinwiddie to Alfred W Fleming, November 6th, 1912

  1912-11-06
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  [E1260AY], Letter from William Walter Dinwiddie to Thomas Alva Edison, November 11th, 1912

  1912-11-11
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  [E1260AZ], Letter from William Walter Dinwiddie to Thomas Alva Edison, November 18th, 1912

  1912-11-18
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  [E1260BA], Letter from William Walter Dinwiddie to Thomas Alva Edison, November 25th, 1912

  1912-11-25
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  [E1260BE], Letter from William Walter Dinwiddie to Thomas Alva Edison, December 9th, 1912

  1912-12-09
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  [E1260BH], Letter from William Walter Dinwiddie to Thomas Alva Edison, December 30th, 1912

  1912-12-30
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  [E1260BJ], Letter from William Walter Dinwiddie to Thomas Alva Edison, 1912

  1912-00-00
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  [E1260BK], Letter from William Walter Dinwiddie to Thomas Alva Edison, 1912

  1912-00-00
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  [E1260BL], Letter from William Walter Dinwiddie to Thomas Alva Edison, 1912

  1912-00-00
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  [E1260BN], Memorandum, William Walter Dinwiddie, 1912

  1912-00-00
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  [E1287AF], Report from William Walter Dinwiddie, March 17th, 1912

  1912-03-17
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  [E1287AT], Report from William Walter Dinwiddie, March 24th, 1912

  1912-03-24
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  [E1287BN], Report from William Walter Dinwiddie, April 1st, 1912

  1912-04-01
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  [E1287CJ], Report from William Walter Dinwiddie, April 8th, 1912

  1912-04-08
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  [E1359AV], Letter from William Walter Dinwiddie to Thomas Alva Edison, January 22nd, 1913

  1913-01-22
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  [E1438AF1], Letter from William Walter Dinwiddie to Thomas Alva Edison, March 1914

  1914-03-00
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  [E1464DJ], Letter from William Walter Dinwiddie to Thomas Alva Edison, September 14th, 1914

  1914-09-14
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  [E1469AU], Letter from William Walter Dinwiddie to Thomas Alva Edison, January 23rd, 1914

  1914-01-23
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  [E1469LG], Letter from William Walter Dinwiddie to Thomas Alva Edison, 1914

  1914-00-00
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  [E1565RQ], Letter from William Walter Dinwiddie to Thomas Alva Edison, 1915

  1915-00-00
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  [E1582AC], Letter from William Walter Dinwiddie to Thomas Alva Edison, April 14th, 1915

  1915-04-14
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  [E1582AK], Letter from William Walter Dinwiddie to Thomas Alva Edison, August 30th, 1915

  1915-08-30
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  [E1582AN], Letter from William Walter Dinwiddie to Thomas Alva Edison, September 17th, 1915

  1915-09-17
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  [E1582AQ], Letter from William Walter Dinwiddie to Thomas Alva Edison, September 24th, 1915

  1915-09-24
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  [E1602AI1], Letter from William Walter Dinwiddie to Thomas Alva Edison, March 1916

  1916-03-00
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  [E1656BH], Letter from William Walter Dinwiddie to Thomas Alva Edison, February 1st, 1916

  1916-02-01
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  [E1664BDI], Letter from William Walter Dinwiddie to Thomas Alva Edison, October 9th, 1916

  1916-10-09
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  [E1664BEH], Letter from William Walter Dinwiddie to Edison (Thomas A.) Inc. Record Manufacturing Divisi, October 28th, 1916

  1916-10-28
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  [E1664BEM], Letter from William Walter Dinwiddie to Edison (Thomas A.) Inc. Record Manufacturing Divisi, November 4th, 1916

  1916-11-04
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  [E1717AO], Letter from William Walter Dinwiddie to William Henry Meadowcroft, January 30th, 1917

  1917-01-30
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  [E1770CM], Letter from William Walter Dinwiddie to William Maxwell, Thomas Alva Edison, Walter Stevens, Walter Henry Miller, March 26th, 1917

  1917-03-26
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  [E1770EU], Letter from William Walter Dinwiddie to Thomas Alva Edison, September 21st, 1917

  1917-09-21
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  [E1770FG], Letter from William Walter Dinwiddie to Thomas Alva Edison, December 6th, 1917

  1917-12-06
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  [E1770FI], Letter from William Walter Dinwiddie to John Pierrepont Constable, November 12th, 1917

  1917-11-12
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  [E1828AA], Essay, William Walter Dinwiddie, 1918

  1918-00-00
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  [E1867BA], Letter from William Walter Dinwiddie to Thomas Alva Edison, March 19th, 1918

  1918-03-19
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  [MF13CA], Letter from William Walter Dinwiddie, Thomas Alva Edison to Brashear (John A.) Co Ltd, March 15th, 1917

  1917-03-15
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  [NA255AAC], Technical Note, Thomas Alva Edison, William Walter Dinwiddie, November 11th, 1914

  1914-11-11
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  [NA291AAA], Technical Note, William Walter Dinwiddie, October 7th, 1918

  1918-10-07
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  [NA329140], Technical Note, Archibald David Hoffman, Thomas Alva Edison, William Walter Dinwiddie, August 30th, 1916

  1916-08-30
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  [NA329150], Technical Note, Archibald David Hoffman, Thomas Alva Edison, William Walter Dinwiddie, August 30th, 1916

  1916-08-30
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  [NA329152], Technical Note, William Walter Dinwiddie, Thomas Alva Edison, Archibald David Hoffman, August 28th, 1916

  1916-08-28
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  [NA329158], Technical Note, William Walter Dinwiddie, Archibald David Hoffman, August 31st, 1916

  1916-08-31
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  [NA329159], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, September 5th, 1916

  1916-09-05
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  [NA329164], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, August 30th, 1916

  1916-08-30
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  [NA329166], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, September 6th, 1916

  1916-09-06
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  [NA329174], Technical Note, William Walter Dinwiddie, Archibald David Hoffman, September 8th, 1916

  1916-09-08
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  [NA329AAA], Technical Note, William Walter Dinwiddie, 1917

  1917-00-00
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  [NA330001], Technical Note, Archibald David Hoffman, Thomas Alva Edison, William Walter Dinwiddie, September 7th, 1916

  1916-09-07
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  [NA330034], Technical Note, Archibald David Hoffman, Thomas Alva Edison, William Walter Dinwiddie, September 19th, 1916

  1916-09-19
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  [NA330036A], Technical Note, William Walter Dinwiddie, April 24th, 1917

  1917-04-24
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  [NA330038], Technical Note, William Walter Dinwiddie, Archibald David Hoffman, September 20th, 1916

  1916-09-20
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  [NA330042], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, September 21st, 1916

  1916-09-21
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  [NA330046], Technical Note, William Walter Dinwiddie, Archibald David Hoffman, September 22nd, 1916

  1916-09-22
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  [NA330050], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, September 25th, 1916

  1916-09-25
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  [NA330056], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, September 23rd, 1916

  1916-09-23
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  [NA330063], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, October 10th, 1916

  1916-10-10
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  [NA330068], Technical Note, William Walter Dinwiddie, Archibald David Hoffman, October 27th, 1916

  1916-10-27
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  [NA330072], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, November 17th, 1916

  1916-11-17
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  [NA330074], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, November 20th, 1916

  1916-11-20
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  [NA330076], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, November 19th, 1916

  1916-11-19
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  [NA330078], Technical Note, William Walter Dinwiddie, Archibald David Hoffman, November 20th, 1916

  1916-11-20
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  [NA330080], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, November 21st, 1916

  1916-11-21
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  [NA330082], Technical Note, Archibald David Hoffman, Thomas Alva Edison, William Walter Dinwiddie, November 21st, 1916

  1916-11-21
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  [NA330099], Technical Note, William Walter Dinwiddie, Thomas Alva Edison, Archibald David Hoffman, November 28th, 1916

  1916-11-28
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  [NA331077], Technical Note, Thomas Alva Edison, William Walter Dinwiddie, December 12th, 1916

  1916-12-12
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  [NA331140A], Technical Note, Archibald David Hoffman, Thomas Alva Edison, William Walter Dinwiddie, February 19th, 1917

  1917-02-19
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  [NA331161], Technical Note, William Walter Dinwiddie, March 2nd, 1917

  1917-03-02
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  [NA331179], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, March 9th, 1917

  1917-03-09
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  [NA331183], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, March 13th, 1917

  1917-03-13
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  [NA332001] Technical Note, April 1917

  1917-04-00
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  [NA332016], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, April 11th, 1917

  1917-04-11
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  [NA332017], Technical Note, William Walter Dinwiddie, May 7th, 1917

  1917-05-07
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  [NA332018], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, April 16th, 1917

  1917-04-16
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  [NA332022], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, April 19th, 1917

  1917-04-19
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  [NA332026], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, April 19th, 1917

  1917-04-19
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  [NA332031], Technical Note, William Walter Dinwiddie, Archibald David Hoffman, May 1st, 1917

  1917-05-01
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  [NA332038], Technical Note, Archibald David Hoffman, William Walter Dinwiddie, May 3rd, 1917

  1917-05-03
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  [NA332046], Technical Note, William Walter Dinwiddie, May 5th, 1917

  1917-05-05