A rare Vintage 1920s Howel's Press Glass 5.5" Root beer Soda Mug. You need this for your collection! Howel’s root beer was one of the earlier products made and sold by a man by the name of Clayton J. Howell. It was available in bottles from about the early 1920s through to the late 1940s. Collector Mug. No chips or cracks. Please view photos before purchasing as they are part of the description. Smoke free home.