Was invented in the 17th century by John Napier, this was another calculating tool.
Biaise Pascal at the age of 19, invented the first mechanical and automatic calculator.
A mechanical loop, was the first object that processed data that isn't related to math.
This machine could make addition and substraction only.
This modern machine, could make addition, substraction, multiplication, division and potentics.
Herman Hollerith and this Tabulating Machine
W·as an electromechanical machine designed to assist in summarizing information stored on punched cards. Invented by Herman Hollerith, the machine was developed to help process data for the 1890 U.S. Census.