Columbia subject headings:
Postcards--Turkey--History.
Turkey--History--Revolution, 1918-1923--Pictorial works.
Harvard subject headings:
Postcards--Turkey--History.
Turkey--History--Revolution, 1918-1923--Pictorial works.
Princeton subject headings:
Postcards--Turkey--History.
Turkey--History--Revolution, 1918-1923--Pictorial works.