The Stone Bowl is one of the missing items that you need to recover and return to the correct time period. This Stone Bowl must be return in the time of Great Wall of China(1593 AD – 6’oclock in your Time Device) give it to armored Asian man.
How to Get the Stone Bowl
You will find the Stone Bowl at the the Lewis and Clark site (1805 AD, 8 o’clock in your time device). Climb the tree and time your jump so that you arrive just as the squirrel (beaver?) pops up at the top.