Items

• [D7919ZBZ], Letter from Thomas Alva Edison, September 8th, 1879
  1879-09-08
• [D7919ZCY], Letter from Wilson Sewing Machine Co to Thomas Alva Edison, October 21st, 1879
  1879-10-21
• [LB005171], Letter from Charles Batchelor to Edward Hibberd Johnson, September 8th, 1879
  1879-09-08
• [MBLB1057], Letter from Charles Batchelor to Thomas Hatch Batchelor, December 28th, 1876
  1876-12-28
• [NE1694065], Technical Note, Charles Batchelor, October 22nd, 1876
  1876-10-22