This exceptional unit is 23 inches in height an with the outer ring being 14 inches in diameter The unit consists of solid yellow and red brass, bronze and copper. The central sphere is a 2.25 inch amethyst minerial speciman suspended within amillary sphere. The entire cage of rings is mounted on precision bearings so that it will rotate on axis effortlessly. The central cage of rings can be adjusted to show the tilt of the earth in relation to our solar systems celestial plane. This unit can be displayed indoors or outdoors for many generations to come.
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Classic Armillary Sphere Reproductions By Mark Chase
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