Items

• [E1518HCE], Letter from L Pierre Valligny to Zenith Coke Works, August 25th, 1915
  1915-08-25
• [E1535AW], Letter from Frank Andrew Wardlaw to William Henry Meadowcroft, November 10th, 1915
  1915-11-10
• [E1616GBO], Letter from Hadjopoulos and Sperco Inc to Edison (Thomas A.) Inc, July 18th, 1916
  1916-07-18
• [E1656CT], Letter from George W Hauson to Thomas Alva Edison, June 2nd, 1916
  1916-06-02
• [E1902AP], Letter from Charles H Guge to Thomas Alva Edison, May 9th, 1919
  1919-05-09
• [NP112059], Diary, Thomas Alva Edison, November 8th, 1917
  1917-11-08