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Magic Brain: Last Gasp of the Mechanical Calculator
Catalog Search Computer History Museum
Catalog Search Computer History Museum
Magic Brain calculator, 102732461
Unopened package Includes instructions, Calculator and Stylus are both metal
Vintage 1960's Magic Brain Pocket Calculator W/Stylus, Made in Hong Kong
Magic Brain Calculator - How to Subtract
Magic brain' calculator. C.1955 Science Museum Group Collection
Vintage Chadwick Magic Brain Calculator on A La Modern
Magic Brain: Last Gasp of the Mechanical Calculator
Vintage Magic Brain Pocket Calculator with Stylus Hong Kong
Magic Brain Calculator with instructions. 1960's.
Powerhouse Collection - Two Magic Brain pocket calculators
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