Items

• [D7612K], Letter from Thomas Alva Edison to John Robert Breckon, June 29th, 1876
  1876-06-29
• [D8316ANF], Letter from Thomas Alva Edison to John Robert Breckon, August 10th, 1883
  1883-08-10
• [LB001308], Letter from Thomas Alva Edison to John Robert Breckon, October 16th, 1877
  1877-10-16
• [LB003095], Letter from Charles Batchelor to John Robert Breckon, March 10th, 1877
  1877-03-10
• [LB003178], Letter from Thomas Alva Edison to John Robert Breckon, April 25th, 1877
  1877-04-25