Bronze Plaque Depicting an Old Man Teaching a Young Boy by Katherine M. Cohen Cast bronze plaque, approximately 12-3/4" x 9-3/4", created by Katherine M. Cohen. The obverse features a richly detailed bas-relief of an old man teaching a young boy. The reverse is blank with a hanging device. The plaque is signed 'K.M. Cohen / Gorham Co. Founders'. Circa 1890s.