Columbia subject headings:
Harvard subject headings:
Advertising--United States--History--20th century--Pictorial works.
Advertising--United States--History--20th century.
Commercial art--United States--History--20th century
Nineteen forties--Pictorial works.
Princeton subject headings:
Advertising--United States--20th century--Pictorial works.
Commercial art--United States--20th century--Pictorial works.