Columbia subject headings:
Harvard subject headings:
Relief (Sculpture), Ancient--Syria--Tadmur.
Sepulchral monuments--Syria--Tadmur.
Tadmur (Syria)--Antiquities.
Princeton subject headings:
Relief (Sculpture), Ancient--Syria--Tadmur.
Sepulchral monuments--Syria--Tadmur.
Tadmur (Syria)--Antiquities.