vintage round mirror vitrified iron tile structures retain their youth for ages

Description

this sale is for a round advertising mirror,,4 inches in diameter,,3/4 of an inch thick,,the backing is made of hard clay,,like used in brick and tile,,the back says vitrified iron tile structures retain their youth for ages ,,the mirror is rough with some spotting and a rough edge,,the side of the tile has a small hole and the back has some discoloration,,nice old piece of advertising,,,any questions just send me an email,,thank you