Columbia subject headings:
Harvard subject headings:
Allam, Adel H.
Grave robbing--Egypt--Ṣaqqārah.
Labyrinths--Egypt--Ṣaqqārah.
Pyramid of Pepi I (Ṣaqqārah, Egypt)
Ṣaqqārah (Egypt)--Antiquities
Tomography--Egypt--Ṣaqqārah.
Princeton subject headings:
Human-alien encounters.
Occultism.
Pyramids--Egypt.