Columbia subject headings:
Harvard subject headings:
Businesswomen--Germany--Biography.
Krupp family.
Krupp, Bertha, 1886-1957--Family.
Krupp, Bertha, 1886-1957.
Women industrialists--Germany--Biography.
Princeton subject headings:
Businesswomen--Germany--Biography.
Germany--Biography.
Industrialists--Germany--Biography.
Krupp family.
Krupp, Bertha, 1886-1957.
Krupp, Gustav.