Items

• [E1464DL], Letter from James Millar to Walter Stevens, September 17th, 1914
  1914-09-17
• [E1536AU], Letter from William Henry Meadowcroft to Thomas Alva Edison, June 28th, 1915
  1915-06-28
• [NB205173], Technical Note, William Walter Dinwiddie, July 15th, 1918
  1918-07-15