Redirected from 827 BC
Decades: 870s BC 860s BC 850s BC 840s BC 830s BC - 820s BC - 810s BC 800s BC 790s BC 780s BC 770s BC
Significant People
... applied force will cause one end of the axis to push against the upper rim of the groove, while the other end of the axis pushes against the lower rim of the groove. ...