Items

• [D7702ZCW1], Letter from Thomas Alva Edison to Samuel Pierpont Langley, October 27th, 1877
  1877-10-27
• [D7903ZBV], Letter from John Calvin Owen Redington to Thomas Alva Edison, March 10th, 1879
  1879-03-10
• [D7928A], Letter from William J Ross to Thomas Alva Edison, April 3rd, 1879
  1879-04-03
• [D7941B], Letter from George Edward Gouraud to Thomas Alva Edison, January 16th, 1879
  1879-01-16
• [D7941C], Letter from Arnold Henry White to Thomas Alva Edison, January 17th, 1879
  1879-01-17
• [D7941D], Letter from George Edward Gouraud to Thomas Alva Edison, January 18th, 1879
  1879-01-18
• [D7941E], Letter from Thomas Alva Edison to George Edward Gouraud, January 31st, 1879
  1879-01-31
• [D7941F], Letter from George Edward Gouraud to Thomas Alva Edison, February 1st, 1879
  1879-02-01
• [D7941I], Letter from George Edward Gouraud to Thomas Alva Edison, February 21st, 1879
  1879-02-21
• [D7941J], Letter from George Edward Gouraud to Thomas Alva Edison, February 22nd, 1879
  1879-02-22
• [D7941K], Letter from George Edward Gouraud to Thomas Alva Edison, February 22nd, 1879
  1879-02-22
• [D7941Q], Letter from George Edward Gouraud to Thomas Alva Edison, March 14th, 1879
  1879-03-14
• [D7941R], Letter from George Edward Gouraud to Thomas Alva Edison, March 22nd, 1879
  1879-03-22
• [D7941S], Letter from George Edward Gouraud to Thomas Alva Edison, March 27th, 1879
  1879-03-27
• [D7941T], Letter from George Edward Gouraud to Thomas Alva Edison, April 3rd, 1879
  1879-04-03
• [D7941ZAW], Letter from Arnold Henry White, Edison Telephone Co of London Ltd to Thomas Alva Edison, May 22nd, 1879
  1879-05-22
• [D7941ZKE], Letter from Edward Hibberd Johnson to Thomas Alva Edison, December 23rd, 1879
  1879-12-23
• [D8004ZCE], Letter from Edward Hibberd Johnson to Thomas Alva Edison, March 24th, 1880
  1880-03-24
• [D8049ZAQ], Letter from Edward Hibberd Johnson to Thomas Alva Edison, February 19th, 1880
  1880-02-19
• [D8905AAK], Letter from William Petit Trowbridge, Columbia College. School of Mines to Thomas Alva Edison, January 18th, 1889
  1889-01-18
• [E1664ACP], Letter from Henry Edmunds, Jr. to Thomas Alva Edison, February 14th, 1916
  1916-02-14
• [LB004190], Letter from Thomas Alva Edison to George Edward Gouraud, February 22nd, 1879
  1879-02-22
• [N004113] Technical Note, February 1879
  1879-02-00
• [NA245AAB], Technical Note, Thomas Alva Edison, January 2nd, 1914
  1914-01-02
• [QD012G4109], Report from Great Britain. Parliament, June 13th, 1879
  1879-06-13
• [X001L2118] Technical Note, 1891-1892
  1891-1892
• [X001L2158] Technical Note, 1891-1892
  1891-1892
• [X001L3079] Technical Note, 1891-1892
  1891-1892