Items

• [X012G1AH], Letter from Charles Augustus Cheever to Gardiner Greene Hubbard, February 25th, 1878
  1878-02-25
• [X012G1AL], Letter from Eli Whitney Blake, Jr. to George Lothrop Bradley, March 3rd, 1878
  1878-03-03
• [X012G1AU], Letter from Charles Augustus Cheever to George Lothrop Bradley, March 18th, 1878
  1878-03-18
• [X012G1AY], Letter from George Lothrop Bradley to Gardiner Greene Hubbard, March 21st, 1878
  1878-03-21
• [X012G1BA], Letter from Gardiner Greene Hubbard to George Lothrop Bradley, March 22nd, 1878
  1878-03-22
• [X012G1BK], Letter from George Lothrop Bradley to Gardiner Greene Hubbard, April 12th, 1878
  1878-04-12
• [X098HC10], Interview, Thomas Alva Edison, October 20th, 1889
  1889-10-20