Columbia subject headings:
Harvard subject headings:
Christian antiquities--Egypt--Nagʻ el-Scheima.
Nagʻ el-Scheima (Ancient city)
Nagʻ el-Scheima (Extinct city)
Sayyālah (Egypt)--Antiquities.
Princeton subject headings:
Christian antiquities--Egypt--Sayyālah.
Christian antiquities--Nubia.
Excavations (Archaeology)--Egypt--Sayyālah.
Excavations (Archaeology)--Nubia.