Items

• [D8961AAX], Letter from Juan Manuel Ceballos to Alfred Ord Tate, December 13th, 1889
  1889-12-13
• [D9038AAS], Letter from Harry Ward Leonard to Thomas Alva Edison, June 24th, 1890
  1890-06-24
• [D9038AAT], Letter from Harry Ward Leonard to Thomas Alva Edison, July 1st, 1890
  1890-07-01