Items

• [D7802ZZON], Letter from Bernard Bigsby to Thomas Alva Edison, 1878
  1878-00-00
• [D7829G], Letter from Bernard Bigsby to Thomas Alva Edison, January 31st, 1878
  1878-01-31
• [D7829ZAC], Letter from Bernard Bigsby to Thomas Alva Edison, March 19th, 1878
  1878-03-19