12 Things Thomas Jefferson Invented When he wasn’t busy - TopicsExpress



          

12 Things Thomas Jefferson Invented When he wasn’t busy drafting the Declaration of Independence, founding the University of Virginia, or serving as President, Thomas Jefferson liked to invent things (and, frequently, improve upon other people’s inventions). He never took out a patent, owing to his belief that every invention should benefit all of society. Just a few of his numerous inventions (or innovations) include: 1.dumbwaiters for wine bottles 2.the Great Clock 3.the hideaway bed 4.macaroni and cheese, not to mention 5.a macaroni extruding device 6.the pedometer 7.the plow moldboard of least resistance 8.the polygraph (not a lie detector, but a copying machine) 9.a revolving bookstand 10.the spherical sundial 11.an improved swivel chair 12.the wheel cipher
Posted on: Thu, 06 Nov 2014 16:37:26 +0000

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