"Figments of the Machine Age" (40x38x4) by American sculptor Bruce Gray. This assembladge wall sculpture is constructed of steel and found objects including an assortment of wrenches, and other old tools. Five of the smaller pieces are held on by high powered rare earth magnets, and may be repositioned anywhere on the sculpture. Two of the magnetic pieces are a usable wrench and pliers. (originally from an old BMW motorcycle tool kit). This piece is in a corporate collection. A similar sculpture would cost around $3000.