Columbia subject headings:
Lewis, Graceanna, 1821-1912.
Naturalists--United States--Biography.
Philanthropists--United States--Biography.
Harvard subject headings:
Lewis, Graceanna, 1821-1912
Naturalists--United States--Biography
Philanthropists--United States--Biography
Princeton subject headings:
Lewis, Graceanna, 1821-1912.
Naturalists--United States--Biography.
Philanthropists--United States--Biography.