Trio of Clark's O.N.T. Trade Cards with Jumbo the Elephant. New York: Buck & Bindner, Lith. Three lithograph trade cards including “Jumbo Aesthetic," “Jumbo at the Bar," and “Jumbo at the Opera." From a series of trade cards by Clark's featuring Barnum's famous elephant in various scenes. 4 ¾ x 3". Slight tears, small corner losses.