thumb|Inscribed limestone fragment showing early Aten cartouches, "the Living Ra Horakhty". Reign of Akhenaten. From Amarna, Egypt. The Petrie Museum of Egyptian Archaeology, London. thumb|left|Fragment of a stela, showing parts of three late cartouches of Aten. There is a rare intermediate form of god's name. Reign of Akhenaten. From Amarna, Egypt. The Petrie Museum of Egyptian Archaeology, London.
thumb|Inscribed limestone fragment showing early Aten cartouches, "the Living Ra Horakhty". Reign of Akhenaten. From Amarna, Egypt. The Petrie Museum of Egyptian Archaeology, London. thumb|left|Fragment of a stela, showing parts of three late cartouches of Aten. There is a rare. intermediate form of god's name. Reign of Akhenaten. From Amarna, Egypt The Petrie Museum of Egyptian Archaeology, London.