Columbia subject headings:
Harvard subject headings:
Benefactors--Germany--Biography.
Business insurance--Germany--History.
Holler, Asta, 1904-1989.
Holler, Asta.
Holler, Christian, -1969.
Holler, Christian, 1900-1969.
Holler-Stiftung--History.
Industrial life insurance agents--Germany--Biography.
Insurance companies--Germany--History.
Philanthropists--Germany--Biography.
Princeton subject headings:
Automobile industry and trade--Germany.