Force! The Master Rebuilder tonic.
"This preparation consists of a highly scientific combination of properties whose splendid reconstructive and restorative values are thoroughly recognized by all standard medical authorities." O RLY
Whatever it was is still in there, sliding thickly around. Grode. If you can make out the image, it's an Adonis type...forcing open the mouth of a struggling grizzly bear. Force!
Glass eye. It's like a hollow shell. I always imagined them to be solid glass balls, but I guess that would create a weight such that your fake eye could pop out any time! No bending over without closing your eyes first.