VINTAGE MAGIC BRAIN POCKET CALCULATOR WITH STYLUS And INSTRUCTIONS. – IBBY

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

MAGIC BRAIN CALCULATOR Pre-Owned With Stylus and Instructions

Unopened package Includes instructions, Calculator and Stylus are both metal

Vintage 1960's Magic Brain Pocket Calculator W/Stylus, Made in

Magic Brain: Last Gasp of the Mechanical Calculator

Vintage 1960's Magic Brain Pocket Calculator W/Stylus, Made in Hong Kong

Miscellaneous

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

Magic Brain Calculator - A vintage mechanical addiator type

Victor Adding Machine Co., est. 1918 - Made-in-Chicago Museum