• American Legion 1932-08 1818 visits American Legion 1932-08
  • Electrical Experimenter 1917-08 1501 visits Electrical Experimenter 1917-08
  • Scientific American 1882-06-24 979 visits Scientific American 1882-06-24
  • Scientific American 1892-06-11 1041 visits Scientific American 1892-06-11
  • Scientific American 1903-08-22 920 visits Scientific American 1903-08-22