Columbia subject headings:
Castlecrag (N.S.W.)--Buildings, structures, etc.
Castlecrag (N.S.W.)--History.
Griffin, Marion Mahony, 1871-1961.
Griffin, Walter Burley, 1876-1937.
Harvard subject headings:
Architecture, Domestic--Australia--Castlecrag (N.S.W.)
Castlecrag (N.S.W.)--Buildings, structures, etc.
Castlecrag (N.S.W.)--History.
Griffin, Marion Mahony, 1871-1961--Criticism and interpretation.
Griffin, Walter Burley, 1876-1937--Criticism and interpretation.
Princeton subject headings: