Columbia subject headings:
Charities--United States--History.
Philanthropists--United States--History.
Voluntarism--United States--History.
Harvard subject headings:
Charities--United States--History
Philanthropists--United States--History.
Voluntarism--United States--History.
Princeton subject headings:
Charities--United States--History.
Philanthropists--United States--History.
Voluntarism--United States--History.