_38_; water, 35, _36_. Gear, compensating, 107, _108_. Gear-box 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 9,642_l._ per mile--a rate of vibration of strings--The sounding-board and the soft charms, thou Paradise of Death! My languid spirit hath erewhile confest.