DIRECT FIXATION FASTENING AND TRACK COMPONENTS FOR RIGID SUPPORT STRUCTURES [SLAB, PLINTH, STEEL DECK, BALLASTLESS, ETC.] RAILROAD AND TRANSIT APPLICATIONS NOISE AND VIBRATION ATTENUATION FOR INFORMATION CONTACT RICHARD QUIGLEY AT Rail Fastening Division LANDIS INDUSTIRES P.O. BOX 638, LOS ALTOS, CA...