Paper made during the Western Han Dynasty ... and thence to Europe. China's four great ancient inventions made tremendous contributions to the world's economy and the culture of mankind.
American Inventions Patented in Great Britnin. The much talked-of American ... by inventing some improvements in the manufacture of paper, which consists in the combination of a pump vacuum ...
The word "invention" usually brings elite tech inventors to mind. Without Thomas Edison, we wouldn't have light. Without ...
This essay looks at the great Eurasian Silk Roads as a transmitter of people ... (Many accounts ascribe the invention of paper to a Latter Han official at the beginning of the 2nd century CE, but ...