New York: Duell, Sloan and Pearce, 1942. Fourth Printing. Hardcover. 143pp. Square octavo [22 cm] Red cloth with silver stamped titles on front board and backstrip. Illustrated with 413 black and white plates. Light fraying to the cloth at the head of the spine. In a dust jacket, with darkening... More about In the Nature of Materials: The Buildings of Frank Lloyd Wright, 1887-1941