As I dismantled the little truck, I kept finding surprises. After sitting for 20 years, the moisture had taken its toll in many places. Nothing to do but start cutting the cancer out and replacing the sheetmetal with new steel.
So, here is what I found...
The floor was torn at the seat anchor points on the driver's side. That wasn't the first clue that the car had been in an accident in its previous life and had been "repaired" in a half-ass'd manner.