Color

Before the Pantone Color Guide published in 1963, A. Boogert, a Dutch artist produced a body of work about mixing watercolors, dated 1692.  The entire book may be viewed in full resolution at:

http://www.e-corpus.org/notices/102464/book/?fullpage=yes

The following link shows actual painted pages with a summary of the book.

http://www.thisiscolossal.com/2014/05/color-book/