1972 Grumbacher Color Computer Color Wheel falling house I found these two together

I found these two together in Kansas City

Clearly tons of love was put into this

Lifting the hinged lid reveals that it was the creation of A

" so and so came

as well as "slating paint" that extended the life of classroom slates

1972 Grumbacher Color Computer Color Wheel falling house I found these two togetherI love all things having to do with color and color theory, so had to grab this very 1970s Grumbacher "Color Computer" when I came across it at the PaperTown show last week. Color mixing on one side and color harmonies on the other, with turning dials to cycle through the whole spectrum. Once the property of a Gerri McCrary Morgan, who wrote her name on both sides 9 3 8" in diameter. Good overall used condition, with a few light stains and a few clear