Items

Items

• No image

  [NB240B062], Technical Note, Ludwig Fredrick Ott, March 23rd, 1914

  1914-03-23
• No image

  [NB240B062A], Technical Note, Ludwig Fredrick Ott, March 24th, 1914

  1914-03-24
• No image

  [NB240B062B], Technical Note, Ludwig Fredrick Ott, March 30th, 1914

  1914-03-30
• No image

  [NB240B064], Technical Note, Ludwig Fredrick Ott, May 6th, 1914

  1914-05-06
• No image

  [NB240B068], Technical Note, Ludwig Fredrick Ott, March 23rd, 1914

  1914-03-23
• No image

  [NB240B075], Technical Note, Ludwig Fredrick Ott, March 30th, 1914

  1914-03-30
• No image

  [NB240B077], Technical Note, Ludwig Fredrick Ott, April 29th, 1914

  1914-04-29
• No image

  [NB240B077A], Technical Note, Ludwig Fredrick Ott, May 2nd, 1914

  1914-05-02
• No image

  [NB240B077B], Technical Note, Ludwig Fredrick Ott, May 6th, 1914

  1914-05-06
• No image

  [NB240B078], Technical Note, Ludwig Fredrick Ott, May 5th, 1914

  1914-05-05
• No image

  [NB240B079], Technical Note, Ludwig Fredrick Ott, May 6th, 1914

  1914-05-06
• No image

  [NB240B079A], Technical Note, Ludwig Fredrick Ott, April 30th, 1914

  1914-04-30
• No image

  [NB240B083], Technical Note, Ludwig Fredrick Ott, May 8th, 1914

  1914-05-08
• No image

  [NB240B083A], Technical Note, Ludwig Fredrick Ott, May 11th, 1914

  1914-05-11
• No image

  [NB240B090] Technical Note, May 1914

  1914-05-00
• No image

  [NB240B092], Technical Note, Ludwig Fredrick Ott, May 1st, 1914

  1914-05-01
• No image

  [NB240B092A], Technical Note, Ludwig Fredrick Ott, May 5th, 1914

  1914-05-05
• No image

  [NB240B092B], Technical Note, Ludwig Fredrick Ott, May 12th, 1914

  1914-05-12
• No image

  [NB240B093], Technical Note, Ludwig Fredrick Ott, May 7th, 1914

  1914-05-07
• No image

  [NB240B094], Technical Note, Ludwig Fredrick Ott, May 6th, 1914

  1914-05-06
• No image

  [NB240B095A], Technical Note, Ludwig Fredrick Ott, May 8th, 1914

  1914-05-08
• No image

  [NB240B095B], Technical Note, Ludwig Fredrick Ott, May 21st, 1914

  1914-05-21
• No image

  [NB240B095C], Technical Note, Ludwig Fredrick Ott, June 3rd, 1914

  1914-06-03
• No image

  [NB240B096], Technical Note, Ludwig Fredrick Ott, May 13th, 1914

  1914-05-13
• No image

  [NB240B096A], Technical Note, Ludwig Fredrick Ott, May 20th, 1914

  1914-05-20
• No image

  [NB240B099], Technical Note, Ludwig Fredrick Ott, June 8th, 1914

  1914-06-08
• No image

  [NB240B099A], Technical Note, Ludwig Fredrick Ott, June 2nd, 1914

  1914-06-02
• No image

  [NB240B103], Technical Note, Ludwig Fredrick Ott, June 3rd, 1914

  1914-06-03
• No image

  [NB240B108], Technical Note, Ludwig Fredrick Ott, July 7th, 1914

  1914-07-07
• No image

  [NB240B112], Technical Note, Ludwig Fredrick Ott, May 11th, 1914

  1914-05-11
• No image

  [NB240B112A], Technical Note, Ludwig Fredrick Ott, May 16th, 1914

  1914-05-16
• No image

  [NB240B112B], Technical Note, Ludwig Fredrick Ott, May 19th, 1914

  1914-05-19
• No image

  [NB240B113], Technical Note, Ludwig Fredrick Ott, June 6th, 1914

  1914-06-06
• No image

  [NB240B117A], Technical Note, Ludwig Fredrick Ott, May 13th, 1914

  1914-05-13
• No image

  [NB240B117B], Technical Note, Ludwig Fredrick Ott, May 14th, 1914

  1914-05-14
• No image

  [NB240B117C], Technical Note, Ludwig Fredrick Ott, May 16th, 1914

  1914-05-16
• No image

  [NB240B118A], Technical Note, Ludwig Fredrick Ott, May 18th, 1914

  1914-05-18
• No image

  [NB240B118B], Technical Note, Ludwig Fredrick Ott, May 19th, 1914

  1914-05-19
• No image

  [NB240B118C], Technical Note, Ludwig Fredrick Ott, May 20th, 1914

  1914-05-20
• No image

  [NB240B122], Technical Note, Ludwig Fredrick Ott, November 24th, 1913

  1913-11-24
• No image

  [NB240B124], Technical Note, Ludwig Fredrick Ott, May 16th, 1914

  1914-05-16
• No image

  [NB240C000], Technical Note, Ludwig Fredrick Ott, May 19th, 1914

  1914-05-19
• No image

  [NB240C006], Technical Note, Ludwig Fredrick Ott, May 21st, 1914

  1914-05-21
• No image

  [NB240C008], Technical Note, Ludwig Fredrick Ott, May 22nd, 1914

  1914-05-22
• No image

  [NB240C009], Technical Note, Ludwig Fredrick Ott, May 25th, 1914

  1914-05-25
• No image

  [NB240C009A], Technical Note, Ludwig Fredrick Ott, May 26th, 1914

  1914-05-26
• No image

  [NB240C010], Technical Note, Ludwig Fredrick Ott, June 2nd, 1914

  1914-06-02
• No image

  [NB240C012], Technical Note, Ludwig Fredrick Ott, May 28th, 1914

  1914-05-28
• No image

  [NB240C012A], Technical Note, Ludwig Fredrick Ott, May 29th, 1914

  1914-05-29
• No image

  [NB240C012B], Technical Note, Ludwig Fredrick Ott, June 2nd, 1914

  1914-06-02
• No image

  [NB240C013], Technical Note, Ludwig Fredrick Ott, June 8th, 1914

  1914-06-08
• No image

  [NB240C015], Technical Note, Ludwig Fredrick Ott, June 15th, 1914

  1914-06-15
• No image

  [NB240C017], Technical Note, Ludwig Fredrick Ott, July 7th, 1914

  1914-07-07
• No image

  [NB240C020], Technical Note, Ludwig Fredrick Ott, July 16th, 1914

  1914-07-16
• No image

  [NB240C029], Technical Note, Ludwig Fredrick Ott, Thomas Alva Edison, July 20th, 1914

  1914-07-20
• No image

  [NB240C035], Technical Note, Ludwig Fredrick Ott, Thomas Alva Edison, September 17th, 1914

  1914-09-17
• No image

  [NB240C037], Technical Note, Ludwig Fredrick Ott, September 30th, 1914

  1914-09-30
• No image

  [NB240C038], Technical Note, Ludwig Fredrick Ott, September 29th, 1914

  1914-09-29
• No image

  [NB240C041], Technical Note, Ludwig Fredrick Ott, September 30th, 1914

  1914-09-30
• No image

  [NB240C051], Technical Note, Ludwig Fredrick Ott, October 3rd, 1914

  1914-10-03
• No image

  [NB240C051A], Technical Note, Ludwig Fredrick Ott, October 5th, 1914

  1914-10-05
• No image

  [NB240C068], Technical Note, Ludwig Fredrick Ott, November 7th, 1914

  1914-11-07
• No image

  [NB240C069], Technical Note, Ludwig Fredrick Ott, November 24th, 1914

  1914-11-24
• No image

  [NB240C083], Technical Note, Ludwig Fredrick Ott, December 12th, 1914

  1914-12-12
• No image

  [NB240C100], Technical Note, Ludwig Fredrick Ott, July 28th, 1914

  1914-07-28
• No image

  [NB240C117], Technical Note, Ludwig Fredrick Ott, December 21st, 1914

  1914-12-21
• No image

  [NB240C119], Technical Note, Ludwig Fredrick Ott, December 22nd, 1914

  1914-12-22
• No image

  [NB240C126], Technical Note, Ludwig Fredrick Ott, December 23rd, 1914

  1914-12-23
• No image

  [NB240C128], Technical Note, Ludwig Fredrick Ott, January 1st, 1915

  1915-01-01
• No image

  [NB240C129], Technical Note, Ludwig Fredrick Ott, January 4th, 1915

  1915-01-04
• No image

  [NB240C130], Technical Note, Ludwig Fredrick Ott, January 7th, 1915

  1915-01-07
• No image

  [NB240C131], Technical Note, Ludwig Fredrick Ott, January 8th, 1915

  1915-01-08
• No image

  [NB240C132], Technical Note, Ludwig Fredrick Ott, January 11th, 1915

  1915-01-11
• No image

  [NB240C132A], Technical Note, Ludwig Fredrick Ott, January 14th, 1915

  1915-01-14
• No image

  [NB240C135], Technical Note, Ludwig Fredrick Ott, January 21st, 1915

  1915-01-21
• No image

  [NB240C138], Technical Note, Ludwig Fredrick Ott, January 30th, 1915

  1915-01-30
• No image

  [NB240C139], Technical Note, Ludwig Fredrick Ott, February 1st, 1914

  1914-02-01
• No image

  [NB240C143], Technical Note, Ludwig Fredrick Ott, May 22nd, 1914

  1914-05-22
• No image

  [NB240C146], Technical Note, Ludwig Fredrick Ott, February 3rd, 1915

  1915-02-03
• No image

  [NB240C150], Technical Note, Ludwig Fredrick Ott, February 9th, 1915

  1915-02-09
• No image

  [NB240C152], Technical Note, Ludwig Fredrick Ott, February 19th, 1915

  1915-02-19
• No image

  [NB240D001] Technical Note, November 1914

  1914-11-00
• No image

  [NB240D009], Technical Note, Ludwig Fredrick Ott, November 19th, 1914

  1914-11-19
• No image

  [NB240d011], Technical Note, Ludwig Fredrick Ott, November 23rd, 1914

  1914-11-23
• No image

  [NB240D013], Technical Note, Ludwig Fredrick Ott, December 1st, 1914

  1914-12-01
• No image

  [NB240D019], Technical Note, Ludwig Fredrick Ott, December 2nd, 1914

  1914-12-02
• No image

  [NB240D023], Technical Note, Ludwig Fredrick Ott, December 3rd, 1914

  1914-12-03
• No image

  [NB240D027], Technical Note, Ludwig Fredrick Ott, December 4th, 1914

  1914-12-04
• No image

  [NB240D031], Technical Note, Ludwig Fredrick Ott, December 7th, 1914

  1914-12-07
• No image

  [NB240DAA], Technical Note, Ludwig Fredrick Ott, November 24th, 1914

  1914-11-24
• No image

  [NB240DAB], Technical Note, Ludwig Fredrick Ott, December 1st, 1914

  1914-12-01
• No image

  [NB240DAC], Technical Note, Ludwig Fredrick Ott, December 2nd, 1919

  1919-12-02
• No image

  [NB240DAD], Technical Note, Ludwig Fredrick Ott, December 3rd, 1914

  1914-12-03
• No image

  [NB240DAE], Technical Note, Ludwig Fredrick Ott, December 4th, 1914

  1914-12-04
• No image

  [NB240DAF], Technical Note, Ludwig Fredrick Ott, December 8th, 1914

  1914-12-08
• No image

  [NB241002], Technical Note, Ludwig Fredrick Ott, October 12th, 1915

  1915-10-12
• No image

  [NB241004], Technical Note, Ludwig Fredrick Ott, October 15th, 1915

  1915-10-15
• No image

  [NB241006], Technical Note, Ludwig Fredrick Ott, October 27th, 1915

  1915-10-27
• No image

  [NB241017], Technical Note, Ludwig Fredrick Ott, November 10th, 1915

  1915-11-10
• No image

  [NB241029], Technical Note, Ludwig Fredrick Ott, November 18th, 1915

  1915-11-18