Powerhouse Collection - Two Magic Brain pocket calculators

Mechanical addiator type calculators (2) with stylus, instruction manual and packaging, magic brain pocket calculator, metal / plastic / paper, maker unknown, Hong Kong / Japan, 1950-1960

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Powerhouse Collection - An 'Exactus Mini- Add' pocket calculating

Pocket Calculator

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Magic brain' calculator. C.1955 Science Museum Group Collection

This vintage magic brain pocket calculator with stylus from Hong Kong is a unique addition to any collection. Its retro style and functionality make

Vintage Magic Brain Pocket Calculator with Stylus Hong Kong

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