1974 sixth printing, Tan Cloth Hardcover, 162 pages plus plates, 11 1/4 tall. Slight corner wear. Small stain top corner of front board. Inside pages clean and binding is tight.A study of its history, mineralogy, geology, ethnology, archaeology, mythology, folklore, and technology. Color and black and white plates. (Reprint of Memoirs of the National Academy of Sciences Vol. XII, Part II, 2nd and 3rd Memoir. Washington DC., 1915.).