Redirected from 625 BC
Decades: 670s BC 660s BC 650s BC 640s BC 630s BC - 620s BC - 610s BC 600s BC 590s BC 580s BC 570s BC
Significant People
... it, except for a small round opening on top of it, which is where you can manually start the gyroscope. Once the gyro is spinning, tipping the device will cause th ...