Excavated ruins of Mohenjo-Daro. Photo by Usman Ghani; CC BY-SA 3.0 license. https://en.wikipedia.org/wiki/File:Other_side_of_Moenjodaro_by_Usman_Ghani.jpg.
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History of Applied Science & Technology Copyright © 2017 by Danielle Skjelver, David Arnold, Hans Peter Broedel, Sharon Bailey Glasco, Bonnie Kim, Sheryl Dahm Broedel is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.