Bodily forms of the pyramid builders, forty-three centuries from the present. — drawn by B. Strassberger. from door of tomb at Gizah (Giza) - from Ridpath's Universal History: Volume 1 (A Cyclopaedia of Universal History), by John Clark Ridpath, 1895.
- عن كتاب التاريخ العالمي لريدباث: جزء 1، موسوعة، جون كلارك ريدباث، 1895 م.