Columbia subject headings:
Landscape architects--United States.
Landscape architecture--California, Southern.
Shellorn, Ruth.
Harvard subject headings:
Landscape architects--United States--Biography
Landscape architecture--California, Southern--History.
Landscape architecture--United States--History.
Shellhorn, Ruth.
Princeton subject headings:
Landscape architects--United States--Biography.
Landscape architecture--United States--History.
Shellhorn, Ruth.