This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
United States of America
INSTRUMENTS-Computers, General Purpose
G. Felsenthal & Sons Inc.
White, clear and grey plastic round disc with black markings, for test.
3-D: 16 × 15.6 × 1.1cm (6 5/16 × 6 1/8 × 7/16 in.)
Storage: 21.6 × 20.3 × 3.8cm (8 1/2 in. × 8 in. × 1 1/2 in.)
Plastic
Paint
Steel
Nickel Plating
Copper Alloy
A19772089000
Gift of Ben W. Rau
National Air and Space Museum
Usage conditions apply
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