Columbia subject headings:
Harvard subject headings:
Germany. Heer--Uniforms--History--19th century.
Germany. Heer--Uniforms--History--20th century.
Military uniforms--History--19th century.
Military uniforms--History--20th century
Military uniforms--Pictorial works.
Pioneer troops--Germany--History--19th century.
Pioneer troops--Germany--History--20th century.
Princeton subject headings:
Germany. Heer--Uniforms--History--19th century.
Germany. Heer--Uniforms--History--20th century.
Military uniforms--History--19th century.
Military uniforms--History--20th century.
Military uniforms--Pictorial works.
Pioneer troops--Germany--History--19th century.
Pioneer troops--Germany--History--20th century.