Items

• [D8831ABD], Letter from Charles Hewitt, Edison Electric Illuminating Co (Paterson) to West Orange Laboratory, May 30th, 1888
  1888-05-30
• [D8936AAP], Letter from Edison Electric Illuminating Co (Paterson), William Milton Brock to Thomas Alva Edison, July 22nd, 1889
  1889-07-22