1972 Grumbacher Color Computer Color Wheel reflective I also really love the

I also really love the way the handle of the piece housing two balls reads as yet another ball in cage as it locks into the other piece

Cubes measure 1 1/8” cubed

1905--perhaps in advance of some important event to held

but I also love more straightforwardly functional ones

1972 Grumbacher Color Computer Color Wheel reflective I also really love theI 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