Decades: 60s BC 50s BC 40s BC 30s BC 20s BC - 10s BC - 0s BC 0s 10s 20s 30s
Years: 19 BC 18 BC 17 BC 16 BC 15 BC 14 BC 13 BC 12 BC 11 BC 10 BC
Significant People
... for the device's operation, the groove must not be lubricated. The acceleration of the gyroscope is best when the precession of the gyroscope is supported and amplified by ...