Columbia subject headings:
Naturalists--United States--Biography.
Outdoor life--United States.
Outdoor recreation for women--United States.
Outdoorsmen--United States--Biography.
Women naturalists--United States--Biography.
Harvard subject headings:
Naturalists--United States--Biography
Outdoor life--United States
Outdoor recreation for women--United States.
Outdoorsmen--United States--Biography.
Women naturalists--United States--Biography.
Princeton subject headings:
Naturalists--United States--Biography.
Outdoor life--United States.
Outdoor recreation for women--United States.
Outdoorsmen--United States--Biography.
Women naturalists--United States--Biography.