http://pec.lib.wvu.edu/record/P26241931Ancient seating furniture in the collections of the United States National Museum. Serial issue. Issued as: Smithsonian Institution. <em>Publication</em>, 3101. "From the Smithsonian report for 1930, pages 511-518 (with 24 plates)". Hough, Walter, 1859-1935.Furniture, Ancient.Furniture--United States.14256