-
Nov 5, 1200
button
Circa Clothing buttons invented. -
Nov 5, 1202
system
The Hindu-Arabic numbering system introduced to the west by Italian mathematician, Fibonacci. -
Nov 5, 1249
Gun powder
Rodger Bacon invented his gunpowder formula. -
Nov 5, 1250
guns
Gun invented in China -
Nov 5, 1268
Glasses
Invention of eyeglasses -
Nov 5, 1280
Clock
Mechanical clocks invented -
Nov 5, 1285
windmills
Windmills invented. -
Nov 5, 1295
glass making
Modern glassmaking begins in Italy -
Facts First money
• Paper bills were first used by the Chinese, who started carrying folding money during the Tang Dynasty (A.D. 618-
• in the form of privately issued bills of credit or exchange notes — and used it for more than 500 years before the practice began to catch on in Europe in the 17th century