Probably has some bondo on the body (drain holes are filled).
https://appleton.craigslist.org/cto/d/oshkosh-1950-willys-jeep-cj3a/6928708172.html
“Runs and drive smoothly. Shifts and stops as it should.
No major oil leaks. Clean body with no rust. Converted to 12v.
Jeep will be taken to the Iola, WI car show this coming week.”