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Pascals Calculator
Pascal built a calculating machine capable of of adding whole numbers containing up to six digits. Pascal Dedicated the machine to Pierre Séguier, the Chancellor of France at the time.
Source: https://en.wikipedia.org/wiki/Pascal%27s_calculator -
Ferranti Mark 1
The Ferranti Mark 1 was the worlds first commercial computer. It was designed and created by the British corporation Ferranti Ltd. The machine was meant to be delivered to the University of Manchester but a change in governments caused Ferranti to lose the large contract and almost go bankrupt. The University of Toronto saw the opportunity to buy the Mark 1 for cheap and did so for a low $30,000.
source: https://en.wikipedia.org/wiki/Ferranti_Mark_1 -
The Integrated Circuit
The Integrated circuit was independently invented by two men. Robert Noyce of Fairchile Semiconductor and Jack Kilby from Texas Instruments. The Idea of the integrated circuit was to integrate multiple electronic circuits into one solid piece without using an array of wires.
source: https://en.wikipedia.org/wiki/Invention_of_the_integrated_circuit -
IBM System/360
The IBM System/360 was a series of 19 compatible computers with varying levels of computing speed and memory capacity.One of its most important features of the time was its capability of the computer to be upgrades without the need to rewrite all of its application programs.This was because the systems were software compatible; a very important feature for large companies at the time.The Model 30, could perform 34,500 instructions a second.
source https://en.wikipedia.org/wiki/IBM_System/360 -
MITS Altair 8800
One of the first Personal computers was the MITS Altair 8800, which came in a kit that you had to build. These were very basic computers. However, one of the largest computer corporations of our time started out right here on one of these when Bill Gates and Paul Allen wrote a BASIC compiler for the Altair and thus the not so Micro, Micro-Soft was born.
source: https://lowendmac.com/2014/personal-computer-history-the-first-25-years/
