Items

• [E1313BA], Letter from J M Hill to William Henry Meadowcroft, September 18th, 1913
  1913-09-18
• [E1382BE], Letter from J M Hill to William Henry Meadowcroft, September 25th, 1913
  1913-09-25
• [E1913AL], Letter from Fred Hummel to Thomas Alva Edison, October 18th, 1919
  1919-10-18