Items

• [X057A], Letter from William Henry Meadowcroft to Halbert Louis Hoard, December 12th, 1924
  1924-12-12
• [X057B], Letter from Thomas Alva Edison to Halbert Louis Hoard, December 23rd, 1924
  1924-12-23
• [X057C], Letter from Thomas Alva Edison to John Mandt Nelson, December 18th, 1930
  1930-12-18