Items

• [D0106AAV], Letter from Columbia University, Francis Bacon Crocker to Thomas Alva Edison, December 16th, 1901
  1901-12-16
• [D8303ZBK1], Cost Estimate, Columbia University, March 5th, 1883
  1883-03-05
• [D8905AHB], Letter from Francis Bacon Crocker, Columbia University to Thomas Alva Edison, October 14th, 1889
  1889-10-14