Items

• [E1615AU], Letter from Nelson C Durand to John Grier Hibben, May 31st, 1916
  1916-05-31
• [LB101368], Letter from Thomas Alva Edison to Princeton University, John Grier Hibben, January 18th, 1915
  1915-01-18
• [LB112210], Letter from Thomas Alva Edison to John Grier Hibben, May 20th, 1916
  1916-05-20
• [LB112337], Letter from Thomas Alva Edison to John Grier Hibben, May 29th, 1916
  1916-05-29
• [X095ES], Letter from Thomas Alva Edison to John Grier Hibben, May 16th, 1925
  1925-05-16