Columbia subject headings:
Kolkata (India)--History--20th century--Pictorial works.
Kolkata (India)--Pictorial works.
Harvard subject headings:
Kolkata (India)--History--20th century--Pictorial works.
Kolkata (India)--Pictorial works.
Princeton subject headings:
Kolkata (India)--History--20th century--Pictorial works.
Kolkata (India)--Pictorial works.