<span>In all the research I was able to cover on this topic the only answer to emerge was Oracle bones. These were normally bones taken from oxen or turtles, and were used for a particular type of divination. Namely, the prediction of future events based upon the answers they could divine from the Gods based upon the actions of the bones.</span>
The Roman Empire was divided in half during the 3rd century was because its rapid expansion made it harder and harder to regulate, especially when it came to increasing crime.