Items

• [E1518CGA], Letter from Joseph Paul Day to Thomas Alva Edison, March 31st, 1915
  1915-03-31
• [E1671AK], Letter from Joseph Paul Day to Thomas Alva Edison, October 26th, 1916
  1916-10-26
• [E1671AL], Letter from Joseph Paul Day to Thomas Alva Edison, October 31st, 1916
  1916-10-31
• [E1671AM], Letter from Joseph Paul Day to Thomas Alva Edison, November 20th, 1916
  1916-11-20
• [E1671AN], Letter from Joseph Paul Day to Thomas Alva Edison, December 11th, 1916
  1916-12-11
• [E1776AA], Letter from Joseph Paul Day to Thomas Alva Edison, January 5th, 1917
  1917-01-05
• [E1776AB], Letter from Joseph Paul Day to Thomas Alva Edison, January 17th, 1917
  1917-01-17