One of the most important factors that persuaded Prince Karl to invest in Orffyreus was the opinion of Wilhelm Leibniz, one of Europe’s leading scientists in the 18th century who was a well known genius. Leibniz is credited with inventing ...

In 1712, a mysterious stranger stepped into the quiet town of Gera, Germany. The man brought a peculiar machine: a thick wooden wheel, about three feet in diameter, covered in an oiled leather blanket. Through the wrapping emerged a massive ...