Columbia subject headings:
Harvard subject headings:
Kurdish language.
Mann, Oskar, 1867-1917--Correspondence.
Mann, Oskar, 1867-1917--Travel--Middle East.
Middle East--Description and travel.
Middle East--History--Sources.
Persian language.
Philologists--Germany--Correspondence.
Princeton subject headings:
Kurdish language.
Mann, Oskar, 1867-1917--Correspondence.
Mann, Oskar, 1867-1917--Travel--Middle East.
Middle East--Description and travel.
Middle East--History--Sources.
Persian language.