Columbia subject headings:
Edison, Thomas A. (Thomas Alva), 1847-1931.
Electrocution--United States--History.
Westinghouse, George, 1846-1914.
Harvard subject headings:
Edison, Thomas A. (Thomas Alva), 1847-1931
Electrocution--United States--History.
Westinghouse, George, 1846-1914.
Princeton subject headings:
Edison, Thomas A. (Thomas Alva), 1847-1931.
Electrocution--United States--History.
Westinghouse, George, 1846-1914.