1 pc Vintage American Olean Gloss Brite White #47 Tile Mud Bullnose 6″x6″ A3602
3/4″ radius for wet bed, mud, or conventional mortar installation. Manufacturer’s catalog number 47, Square Ceramic Tile 6″, Bullnose on one 6″ edge. Symbol A3602. Made in USA, 1950s, 1960s 70s 80s.