WIKI
https://en.wikipedia.org/wiki/Mark_Hewins -
CALYX
http://www.calyx-canterbury.fr/mus/hewins_mark.html -
N W U (1995 arch)
http://web.archive.org/web/19970811030512/http://www.nwu.edu/wnur/jazz/charts/Hewins/Hewins.html -
(Including some Manuscript downloads)
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