Columbia subject headings:
Socialists--United States--Biography.
Wolfe, Bertram D. (Bertram David), 1896-1977.
Harvard subject headings:
Socialists--United States--Biography
Wolfe, Bertram D. (Bertram David), 1896-1977
Princeton subject headings:
Socialists--United States--Biography.
Wolfe, Bertram D. (Bertram David), 1896-1977.