BESK. Binary Electronic Sequence Calculator. Sweden's first electronic computer. It was developed by the Swedish board for computing machinery and for a short time ti was the fastest computer in the world.
XRAY
HNF - Desk and pocket calculators – Electronic mass products
The History Of The Calculator
A history in calculators
LBMA | Electronic Calculator
Calculator - Wikipedia
History of the Calculator timeline | Timetoast timelines
The History Of The Calculator: When was the Calculator First Invented?
The History Of The Calculator
TI Cal-Tech: World's First Pocket Electronic Calculator
The History Of The Calculator: When was the Calculator First Invented?
World's first pocket calculator goes up for auction: 'Exceptionally rare' 17th century machine made of wood could fetch £100,000 | Daily Mail Online
The History Of The Calculator: When was the Calculator First Invented?
A Brief History of the Calculator I Oxford Open Learning
The Calculators Brief History: When was the calculator invented
Mechanical calculator - Wikipedia
The History Of The Calculator: When was the Calculator First Invented?
Evolution of the Calculator 2,000 BCE - 2020 | History of Calculator, Documentary video - YouTube
The Pocket Calculator Race
The History Of The Calculator: When was the Calculator First Invented?
Timeline
