The History of Phrenology in Ancient Egypt.

Finding a total of 6 sources (2 primary / 4 secondary sources) on Ancient Egypt Phrenology.
The topic is The history of phrenology in Ancient Egypt.
You have to find total of 6 sources.
2 should be primary.
4 should be secondary.
2 of 4 secondary sources should be the ones that explains the 2 primary sources.
After finding sources, you have to come up with simple research question, and working thesis.
Those sources should be provided with Link and bibliographic entry (in chicago-style footnote ion style)