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Colophon Colophon

©2020 David W. Lyons

January 2021 Edition

This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/4.0/ .

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Cover illustration: Man drawing a lute, Albrecht Dürer, 1525 (wikimedia public domain)