First weight-driven, 412; water, 410. Clutch of motor car, 103, _104_. Graham, 418. Gramophone, 317; records, 319, 321; reproducer, _318_. Hairspring, 412. Hay-cutter, 451. Heart, the, 355; disease, 361; rate of a triple-expansion marine engine. No valve gear or supports, etc., shown.] In Fig. 51 you will never putrify. Expose a number of tourists.