Chicago, IL: Dixon Company, circa .. .. Good. - 12mo [6-1/4 inches high by 3-1/2 inches wide], softcover bound in printed light blue wraps. The wraps are soiled & faded around the edges with the top half-inch of each wrap detached.  pages, including 14 full-page black-and-white illustrations. 1 signature is detached. Good.
This promotional piece for Dixon's heating and ventilating systems and power plants is illustrated with pictures of large commercial buildings in which their equipment has been installed.