GoKawiilRare 1692 Dutch manual with 700 pages of hand-mixed color swatches now scanned online
A. Boogert's 1692 manuscript Klaer Lightende Spiegel der Verfkonst, a 900-page guide to mixing watercolor paints, survives as a single handwritten copy containing over 700 pages of hand-painted color swatches. Medieval historian Erik Kwakkel located the volume in a French database, and a high-resolution scan of the entire book is now available online.