((The shield is indeed a (Medium) large wooden shield. It is exceptionally well-crafted and sturdy, if a bit smelly after having been used as a sleeping mat.))
The contents of the bags are as follows:
  1. 272 gp, 250 sp, and 300 cp.
  2. Yuck.



Please note that you also noticed a tunnel leading further into the cavern, where the ogre's Kobold cronies undoubtedly lie in wait, possibly having heard the struggle, though this is less likely since you took the fight outside.