A calculator from 1955: Chadwick Magic Brain Calculator

Description

Magic Brain Instructions

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Vintage 1960s MAGIC BRAIN Pocket Mechanical Addiator Calculator Unpunched NOS

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

History of Information

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Magic Brain Calculator - A vintage mechanical addiator type calculator, 1950-60s - Aluminium, Plastic, original packaging - Catawiki

Vintage Chadwick Magic Brain Calculator

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History of Information

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