Magic-Brain Calculator (2) - Calculator - Computing History
By A Mystery Man Writer
Description
The MagicBrain Calculator was manufactured in 1955 by the Chadwick Company, this early calculator was operated using a stylus, and could perform addition, subtraction and multiplication calculation
Magic Brain Calculator with instructions. 1960's.
The Magic Brain Calculator – I Remember JFK: A Baby Boomer's
Vintage 1960's Magic Brain Pocket Calculator W/Stylus, Made in Hong Kong - Unopened package Includes instructions, Calculator and Stylus are both
Vintage 1960's Magic Brain Pocket Calculator W/Stylus, Made in Hong Kong
Slide calculator - Wikipedia
Magic Brain Calculator - How to Add
Vintage Magic Brain Mechanical Pocket Calculator, Made in Japan
8 Early Types of Calculating devices
Trigonometry Functions & Exponentials on the CLEP Calculator
Pocket Calculator Isn't A Brain Or Magic
Mental Calculator: 9 Steps To Becoming a “Human Calculator” Fast
from
per adult (price varies by group size)