Items

• [E1536BH], Letter from Frank Shuman, Super Glass Co to Thomas Alva Edison, October 20th, 1915
  1915-10-20
• [E1536BI], Letter from Frank Shuman to Thomas Alva Edison, September 24th, 1915
  1915-09-24
• [MF06AB], Letter from Frank Shuman to Thomas Alva Edison, July 5th, 1916
  1916-07-05