Max Duncker, The History of Antiquity, Vol. 1…
“ In the upper country other deities were worshipped. At Thebes, Amun, known to the Greeks as Ammon, took the place occupied by Ptah at Memphis. Hecatæus of Abdera relates that the Egyptians identified their supreme god with the universe, but the god was invisible and concealed. [50] Amun, as a fact, signifies "the concealed" or "veiled." The monuments of Thebes exhibit him as a creative god with the Phallus, as a ruling deity either standing or sitting on a throne ”
