Doctrine Of Affections

https://www.britannica.com/art/doctrine-of-the-affections

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https://courses.lumenlearning.com/musicappreciation_with_theory/chapter/the-doctrine-of-affections/

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https://everything2.com/title/Doctrine+of+Affections

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http://www.wmich.edu/mus-theo/courses/keys.html

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https://miscellanieshichamchami.wordpress.com/2010/09/27/johann-mattheson-and-the-advent-of-the-doctrine-of-affections/

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http://biteyourownelbow.com/keychar.htm

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http://mentalfloss.com/article/69639/do-all-houseflies-hum-key

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Dr. Brian Luce, University of Arizona Flute Studio