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The Microsoft Epoch time is set
The Microsoft Windows Epoch time is set to start January 1, 1601 -
Francis Bacon device the Baconian Cipher
Francis Bacon devices the Baconian Cipher, a cipher that used A's and B's to encode messages
This picture is an example of the Baconian Cipher -
When the first time computer was used
The word "computer" was first recorded as being used in 1613 and was originally used to describe a person who performed calculations or computations. The definition of a computer remained the same until the end of the 19th century when it began referring to a machine that performed calculations. -
Idea of Logarithms
John Napier illustrates and puts forward the idea of Logarithms -
System of Napier's Bones introduced
John Napier introduced a system called "Napiers Bones," made from horn, bone or ivory the device allowed the capability of multiplying by adding numbers and dividing by subtracting.
The picture below shows what Napier's bones looked like -
circular slide rule invented
The circular slide rule is invented by William Oughtred.
