Submitted by mr46636 on Thu, 02/15/2018 - 14:35
Consider: Arabic, Babylonian, Chinese, Egyptian, Greek, Indian, Mayan, Andean Quipu, Roman, Sumerian, Yoruba, etc.
A good place to start:
Consider: Arabic, Babylonian, Chinese, Egyptian, Greek, Indian, Mayan, Andean Quipu, Roman, Sumerian, Yoruba, etc.
A good place to start: