Items

• [D9211ADE], Letter from Alfred Ord Tate to Charles Kirchhoff, Jr., September 9th, 1892
  1892-09-09
• [D9211ADW], Letter from Thomas Alva Edison to Charles Kirchhoff, Jr., September 14th, 1892
  1892-09-14
• [LB039110], Letter from Thomas Alva Edison to Iron and Steel Institute, Charles Kirchhoff, Jr., March 26th, 1890
  1890-03-26