Centuries: 4th century - 5th century - 6th century
Decades: 390s 400s 410s 420s 430s - 440s - 450s 460s 470s 480s 490s
Years: 440 441 442 443 444 - 445 - 446 447 448 449 450
Births
Deaths
... optic gyroscope wikipedia.org dumped 2003-03-17 with ...