Columbia subject headings:
Darling, F. Fraser (Frank Fraser), 1903-1979.
Environmental protection--Scotland--Biography.
Harvard subject headings:
Darling, F. Fraser (Frank Fraser), 1903-
Natural history--Scotland
Naturalists--Great Britain--Biography
Princeton subject headings:
Biologists--Scotland--Biography.
Darling, F. Fraser 1903-
Natural history--Scotland.