Columbia subject headings:
Artists' preparatory studies--United States--Exhibitions.
Smith, David, 1906-1965--Exhibitions.
Harvard subject headings:
Artists' preparatory studies--United States--Exhibitions.
Smith, David, 1906-1965--Exhibitions.
Princeton subject headings:
Artists' preparatory studies--United States--Exhibitions.
Smith, David, 1906-1965--Exhibitions.