This statesman, politican, scholar, inventor, and one of early presidents of USA invented the swivel chair, the spherical sundial, the moldboard plow, and the cipher wheel.

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Thomas Jefferson (April 13, 1743 - July 4, 1826) was the third President of the United States (1801-1809) and the principal author of the Declaration of Independence (1776).

This statesman, politican, scholar, inventor, and one of early presidents of USA invented the swivel chair, the spherical sundial, the moldboard plow, and the cipher wheel.

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