Items

• [D7802ZZCC], Letter from William Fletcher Barrett to Thomas Alva Edison, September 24th, 1878
  1878-09-24
• [LB003366], Letter from Thomas Alva Edison to William Fletcher Barrett, September 11th, 1878
  1878-09-11
• [LB003386], Letter from Charles Batchelor to George Edward Gouraud, September 30th, 1878
  1878-09-30
• [X088DE], Letter from Thomas Alva Edison to John Harper Long, September 26th, 1878
  1878-09-26
• [X095AH], Letter from Thomas Alva Edison to Alfred Marshall Mayer, October 14th, 1878
  1878-10-14
• [Z009AA], Letter from Thomas Alva Edison to Joseph Norman Lockyer, November 1st, 1878
  1878-11-01