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Inventions During My Lifetime


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1565 - The pencil is invented (Conrad Gesner, Switzerland)

"In 1565 the German-Swiss naturalist Conrad Gesner first described a writing instrument in which graphite, then thought to be a type of lead, was inserted into a wooden holder."

www.britannica.com -

1591 - The flush toilet is invented (Sir John Harington, England)

Harington devised England's first flushing toilet - called the Ajax. It was installed at his manor in Kelston...

The forerunner to the modern flush toilet had a flush valve to let water out of... Read MORE...

www.wikipedia.org -

1592 - The thermometer is invented (Galileo, Italy)

"The first thermometer was constructed by Galileo. It consisted of a small glass globe fitted with a long tube. The open end of the tube was inserted in water, and the globe was heated until some of... Read MORE...

Principles of Physics:Designed for Use as a Textbook of General Physics, William Francis Magie, 1911 -