Did you mean: Search also for related subjects Search also for narrower subjects Search also for broader subjects Hammer, Mark J., Water hammer. Hammer, Donald A. Hammer, Mark J., 1931- Hammerton, J.A. Hammer, Mark J., 1957- Cutler-Hammer, inc Hammer, Preston C. Hammer, Mark J. (jr.). (jt. auth.) Hoffmann, Karl-Heinz Schumaker, Larry Hammerlin, Gunther Hammer, Daniel.A Wood, H. Alan Granados, Robert.R