Items

• [D7719X], Letter from Lehigh Valley Railroad Co to Thomas Alva Edison, July 24th, 1877
  1877-07-24
• [D8360A], Letter from Lehigh Valley Railroad Co, John Herster Heckman to Thomas Alva Edison, April 3rd, 1883
  1883-04-03
• [E1319AB], Letter from Lehigh Valley Railroad Co, Eben Briggs Thomas to Thomas Alva Edison, May 21st, 1913
  1913-05-21
• [X001M7AF], Letter from Richmond and Danville Railroad, Lehigh Valley Railroad Co, Jacob William Lattig to Alfred Ord Tate, February 9th, 1887
  1887-02-09