...I don't think it will clean much - the porcelain on that sign looks to be severely etched and eroded...it's got a good look, but if it were mine - and the porcelain is, in fact, gone - I wouldn't spend the money for an original base...

Looking for better Gulf items: signs, globes, cans and paper - especially porcelain Gulf flanges, and Gulf A-38 & A-62 ad glass...