Softcover, 116 pages, 8.5 x 11 x .75 in., B&W diagrams and illustrations with text.
Contents:>System Dynamics,Type E Couplers,Type E/F Couplers,Type F Couplers,Uncoupling Levers,Yokes,Draft Gears,Cushioning Devices,Hydra-Cushion Center-of-Car,Slackless Drawbar,National Castings Articulated Connection,ASF Articulated Connectors,Spherical Articulated Coupling (SAC-1).