The three-age Stone-[[Bronze Age|Bronze]]-Iron system for classifying and studying ancient societies could just as easily be termed "Pottery Age" and "Loom Age" — according to [[The Golden Thread by Kassia St Clair|The Golden Thread]] (see also: [[2020-12-25#13 08 The Golden Thread The Golden Thread How Fabric Changed History|Daily Note 2020-12-25]]). [[China]] and [[Egypt]] mostly use the Dynasties to differentiate between eras. Both of these methods are pretty useless for Mesoamerica, though. ### Notes - Used for [[Tt2021-05 On History]]