Items

• [CL221AAK], Letter from John Ralph Hardin to William Edgar Gilmore, December 30th, 1903
  1903-12-30
• [D0427AAG], Letter from John Ralph Hardin to William Edgar Gilmore, March 21st, 1904
  1904-03-21
• [D9435AAU], Letter from John Ralph Hardin to Thomas Alva Edison, September 17th, 1894
  1894-09-17
• [D9506AAC], Letter from John Ralph Hardin to Marion Estelle Edison, January 22nd, 1895
  1895-01-22
• [D9524AAN], Letter from John Ralph Hardin to John F Randolph, July 6th, 1895
  1895-07-06
• [D9524AAU], Letter from John Ralph Hardin to Thomas Alva Edison, July 25th, 1895
  1895-07-25
• [D9625AAA], Letter from John Ralph Hardin to Thomas Alva Edison, January 6th, 1896
  1896-01-06
• [D9625AAB], Publication, North American Phonograph Co, John Ralph Hardin, January 20th, 1896
  1896-01-20
• [HX98182], Report from John Ralph Hardin, June 8th, 1898
  1898-06-08
• [HM95AAA], Publication, North American Phonograph Co, John Ralph Hardin, February 15th, 1895
  1895-02-15
• [HX95129C], Letter from John Ralph Hardin to Edison Phonograph Works, October 15th, 1895
  1895-10-15
• [HX95130], Agreement, New Jersey Phonograph Co, John Ralph Hardin, March 15th, 1895
  1895-03-15
• [QP009A043], Letter from John Ralph Hardin to Dyer and Seely, September 11th, 1894
  1894-09-11
• [QP009A045A], Letter from North American Phonograph Co, John Ralph Hardin to Dyer and Seely, September 27th, 1894
  1894-09-27
• [QP009A048], Letter from North American Phonograph Co, John Ralph Hardin to Dyer and Seely, December 1st, 1894
  1894-12-01
• [QP009A049], Legal Testimony, John Ralph Hardin, November 1894
  1894-11-00
• [QP009A050], Legal Testimony, John Ralph Hardin, November 9th, 1894
  1894-11-09
• [QP009A052], Publication, John Ralph Hardin, North American Phonograph Co, February 15th, 1895
  1895-02-15
• [QP009A059], Letter from North American Phonograph Co, John Ralph Hardin to Thomas Alva Edison, May 10th, 1895
  1895-05-10
• [QP009A062], Report from North American Phonograph Co, John Ralph Hardin, September 1895
  1895-09-00
• [QP0100185], Legal Testimony, John Ralph Hardin, February 19th, 1903
  1903-02-19
• [QP0100750], Agreement, Frederick Paul Ott, John Ralph Hardin, February 18th, 1896
  1896-02-18
• [QP0100776], Agreement, John Ralph Hardin, North American Phonograph Co, National Phonograph Co, October 5th, 1896
  1896-10-05
• [QP0100804], Publication, John Ralph Hardin, February 15th, 1895
  1895-02-15
• [QP0100807], Publication, John Ralph Hardin, March 28th, 1895
  1895-03-28
• [QP0100822], Publication, North American Phonograph Co, John Ralph Hardin, January 20th, 1896
  1896-01-20
• [QP0101070], Agreement, Thomas Alva Edison, John Ralph Hardin, North American Phonograph Co, Edison Phonograph Co, January 16th, 1896
  1896-01-16
• [QP0101073], Agreement, North American Phonograph Co, John Ralph Hardin, Thomas Alva Edison, January 16th, 1896
  1896-01-16
• [QP0101102], Legal Pleading, John Ralph Hardin, 1895
  1895-00-00