Items

• [E1956BDM], Letter from Sylvester E Crumley to Thomas Alva Edison, December 20th, 1919
  1919-12-20
• [E1956BDO], Letter from Sylvester E Crumley to Thomas Alva Edison, December 25th, 1919
  1919-12-25
• [E1956BDU], Letter from West Orange Laboratory to Sylvester E Crumley, December 29th, 1919
  1919-12-29