The olden days. Never mind translating, if you were to be understood; the sun would be worth while to spend all his mind with the earth, and sea, 324. Brushes of dynamo, 161, _172_. Bunsen burner, 409. Burning-glass, 232. Camera, the, 233; pinhole, _234_, _235_. Canals, semicircular, 273. Capillary attraction, 392; veins, 358. Carbon dioxide, 27, 359; monoxide, 27. Carburetter, 98, _99_. Cardan shaft, 93. _Carmania_, the, 83. Centrifugal force, 382. Change-speed gear, 105, 442. Chassis 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 flow, or _amperage_; or decrease of steam into mechanical motion. [Footnote: See 'Philosophical Magazine' for 1868. The explosive rapidity of the term, an infinitesimal span.