Columbia subject headings:
Electric industry workers--Labor unions--United States--History.
Electric industry workers--United States--History.
General Electric Company--History.
Labor unions and communism--United States--History.
Westinghouse Electric Corporation--History.
Harvard subject headings:
Electric industry workers--Labor unions--United States--History.
Electric industry workers--United States--History.
General Electric Company--History.
Labor unions and communism--United States--History.
Westinghouse Electric Corporation--History.
Working class--United States--History--20th century
Princeton subject headings:
Electric industry workers--Labor unions--United States--History.
Electric industry workers--United States--History.
General Electric Company--History.
Labor unions and communism--United States--History.
Westinghouse Electric Corporation--History.