1950 Vintage Chadwick Magic Brain Calculator Gadget, Geek Office
A rather rare piece - a 1950 vintage Chadwick's Magic Brain Calculator gadget geek tool, mint in the original box with the instruction sheet, Made in
1950 Vintage Chadwick Magic Brain Calculator Gadget, Mint in Box, Geek Office Tool
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Vintage 1950's Chadwick Mechanical MAGIC BRAIN CALCULATOR, Stylist + Guide NEW
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Vintage Magic Brain Mechanical Pocket Calculator, Made in Japan