The Inca “have long been considered the only major Bronze Age civilization that failed to develop a system of writing … In recent years, the question of whether these khipus [knotted cords] were actually a method of three-dimensional writing.”
The Inca “have long been considered the only major Bronze Age civilization that failed to develop a system of writing … In recent years, the question of whether these khipus [knotted cords] were actually a method of three-dimensional writing.”