Copyright for portions of project The Munsell and Kubelka-Munk Toolbox are
held by Paul Centore, 2010-2018 as part of project The Munsell and Kubelka-Munk
Toolbox and are distributed under the BSD-3-Clause by explicit permission
of the author.

Copyright for portions of project The ColorChecker (since 1976!) are
held by Danny Pascale, 2004-2012 as part of project The ColorChecker
(since 1976!) and are used by explicit permission of the author.
