2. Sir Flinders Petrie Jean François Champollion

7. “Top line of Palermo Stone showing names of the "god-kings" (read right to left) The first name is completely broken away, and only a piece of the second name shows on the Palermo Stone (far right). The first complete name (the third king) seems to read "Ska". Egyptian spellings being as fluid as they are with the passage of time, this could later have become the Shu or Su of the Turin Canon.” Quoted by an archaeologist who studied the Palermo stone.

8. Karnak king list Turin Canon

9. The Palermo Stone, the fragment of the Egyptian Royal Annals housed in Palermo, Italy A fragment of the Royal Annals, on display at the Petrie Museum, London, which is inscribed with part of the Khasekhemwy register and at the top with a sign from the Snefru register