 The Stark Museum of Art in Orange, Texas, owns and exhibits John James Audubon's personal copy of "Birds of America".The Field Museum of Natural History in Chicago, Illinois owns a copy that previously belonged to Audubon's friend and family doctor, Dr. Benjamin Phillips.Only this copy and that owned by the Stark Museum of Art contain 13 additional plates, added late in the project to correct earlier mistakes by compositing new plates onto previous prints.