Internal cast fossil of maybe a Syringothyris sp. brachiopod found in Washington County, Indiana.  It might be from the Spickert Knob Forma...

This Dalmanites sp. trilobite cephalon fossil was found in the Waldron Shale of Clark County, Indiana. This trilobite existed in the Silur...

Being a curious cat, I decided to investigate sand mold metal casting.  Previous work installing a new water heater for my aunt left quite ...