:icon_scratchchin: I have a Griswold large logo slant #5 that was REALLY cruddy. I oven cleaned it, Oven-Cleaner cleaned it, put it in an electrolysis bath I made as about 8-10 amps for 24 hours, then scrubbed the heck out of it with a stainless steel Chore Boy, finishing with 0000 steel wool...