Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--Yemen--Mahrah (Province)
Excavations (Archaeology)--Yemen--Ḥaḍramawt (Province)
Ḥaḍramawt (Yemen : Province)--Antiquities.
Mahrah (Yemen : Province)--Antiquities.
Neolithic period--Yemen--Mahrah (Province)
Neolithic period--Yemen--Ḥaḍramawt (Province)
Princeton subject headings:
Neolithic period--Yemen--Ḥaḍramawt (Province).