Ancient Pottery of the Mississippi Valley Fourth Annual Report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, 1882-83, Government Printing Office, Washington, 1886, pages 361-436 William H. Holmes
Animal Carvings from Mounds of the Mississippi Valley Second Annual Report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, 1880-81, Government Printing Office, Washington, 1883, pages 117-166 Henry W. Henshaw
Bell's Cathedrals: Southwark Cathedral Formerly the Collegiate Church of St. Saviour, Otherwise St. Mary Overie. A Short History and Description of the Fabric, with Some Account of the College and the See George Worley