A. Boogert (1692)
These are pages from an extraordinary book created by A. Boogert in 1692. It features 800+ handwritten pages including 400+ hand-coloured pages illustrating colour variations that differ in hue, tonal value and saturation and it predates colour notation systems like the Pantone system by nearly 300 years. A. Boogert (1692). 'Traité des couleurs servant à la peinture à l’eau' [Colour qualities of watercolour paint]. Accessible via https://archive.org/details/boogert1692traitedescouleursbmejanes/