Item description:

Get on elevator, turn big wheel once

Go over and push the skull button

Once back on elevator, turn big wheel once,
and use the left lever once,
this will make you go up one level

Turn big wheel once, go over and push the skull button

Once back on elevator, turn big wheel once,
and use the left lever once,
this will make you go up another level,
but the bridge will only go half way, so,
jump over to the other side and grab the treasure