Columbia subject headings:
Harvard subject headings:
Camouflage (Military science)
Camouflage (Military science)--Pictorial works.
World War, 1914-1918--Camouflage--Pictorial works.
World War, 1914-1918--Camouflage.
Princeton subject headings:
Camouflage (Military science)
Camouflage (Military science)--Pictorial works.
World War, 1914-1918--Camouflage--Pictorial works.
World War, 1914-1918--Camouflage.