What it is: Tortoise shells or the shoulder blades ... and so more than 100,000 inscriptions are known. The surviving oracle bones are the earliest existing form of Chinese writing.

Although the Zhou may have disagreed with the Shang on many aspects of state governance, they shared one thing in common: ...

1. Tortoise Shells Are Made of 60 Bones Tortoise shells are not just a single piece of armor but a complex structure composed ...