Columbia subject headings:
Harvard subject headings:
Generals--Travel--Middle East.
Germans--Travel--Middle East.
Germany--Foreign relations--Middle East.
Klein, Fritz, 1877-1958--Travel--Middle East.
Middle East--Description and travel.
Middle East--Foreign relations--Germany.
World War, 1914-1918--Campaigns--Middle East
Princeton subject headings:
Generals--Travel--Middle East.
Germans--Travel--Middle East.
Germany--Foreign relations--Middle East.
Klein, Fritz, 1877-1958--Travel--Middle East.
Middle East--Description and travel.
Middle East--Foreign relations--Germany.
World War, 1914-1918--Campaigns--Middle East.