Max Duncker, The History of Antiquity, Vol. 1…
“ Tum also wears the double crown, and the two feathers of Ammon, or in the place of them the two royal serpents round his head-dress; he also is lord of both kingdoms. Like Ptah, he is "the father of beginnings, who begot himself," "the father of the gods;" like him also he is formed with the beetle in the place of the human head; as the creative god he is the creator of his name, i. e. of his properties; he is the primæval night, the darkness of the beginning, before light existed. ”
