Columbia subject headings:
Harvard subject headings:
Arabian Peninsula--Description and travel.
Iran--Antiquities.
Middle East--Description and travel.
Niebuhr, Carsten, 1733-1815.
Princeton subject headings:
Arabian Peninsula--Description and travel--Early works to 1800.
Iran--Antiquities.
Middle East--Description and travel--Early works to 1800.
Niebuhr, Carsten, 1733-1815.