Items

• [D7928ZJT], Letter from W H Harrington, Electric Merchandising Co to Thomas Alva Edison, July 28th, 1879
  1879-07-28
• [D8034ZBM], Letter from W H Harrington to Thomas Alva Edison, April 20th, 1880
  1880-04-20
• [D8143J], Letter from W H Harrington to Thomas Alva Edison, November 1st, 1881
  1881-11-01
• [D8204ZBC], Telegram from W H Harrington to Thomas Alva Edison, May 12th, 1882
  1882-05-12
• [D8204ZBD], Telegram from W H Harrington to Thomas Alva Edison, May 12th, 1882
  1882-05-12