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A pecked petroglyph of a reed boat I the Nag el-Hamdulab cycle in Egypt.

Ancient Symbols of Power: Royal Egyptian Rock Art of Nag el-Hamdulab Depict Rule of State and Military Might

An ancient king—heralded by standard bearers and trailing a retinue of soldiers, fan bearers, powerful beasts and deities—projects power and military might in elaborate scenes carved into the very...