Gammes Chomatique 1869 Chromolithograph of Violet and Yellow Color Ranges stacking disks I'm including a photo of

I'm including a photo of it with a set of vintage Bennington Potters mugs and plates listed separately as I love the color combo so much and think together they would make for the perfect coffee time set up

which is in good condition (I have taped around the edges on the back to prevent it from sliding around a bit in the frame)

4 1/4" x 5 7/8"

It is was made by Randolph "Rusty" Lutrell (1947-2011)

is an IQ test administered to children between ages 6 and 16

Gammes Chomatique 1869 Chromolithograph of Violet and Yellow Color Ranges stacking disks I'm including a photo ofJust pure beautiful color, and I love the violets and yellows against one another. This rare original color plate comes from an atlas by Ren Henri Digeon of plates for color matching, according to M. E. Chevreul's system of color analysis, published by Hachette & Cia in 1869. Luminous! 4 color aquatint printing process. 7 3 4" x 10 1 2". There is a sheet of protective tissue, original, attached along the left edge, easily cut away. Some stains along