Items

• [D7719U], Letter from Edward Hibberd Johnson to Josiah Custer Reiff, July 20th, 1877
  1877-07-20
• [SC92085a1], Publication, Westinghouse Electric Co, George Westinghouse, Jr., October 6th, 1892
  1892-10-06
• [SC96039B1], Interview, Thomas Alva Edison, May 22nd, 1896
  1896-05-22