Items

• [D0206AAH1], Letter from Melvil Dewey to Thomas Alva Edison, January 31st, 1902
  1902-01-31
• [D7802ZPT], Letter from American Metric Bureau, Melvil Dewey to Thomas Alva Edison, June 22nd, 1878
  1878-06-22
• [D8603ZCI], Letter from Melvil Dewey to Thomas Alva Edison, October 21st, 1886
  1886-10-21
• [D9043AAE], Letter from N.Y. State. Library, Melvil Dewey to Thomas Alva Edison, January 24th, 1890
  1890-01-24