140, 146. Marine chronometers, 415; delicacy of, 425. Marine speed governor, 71. Marine turbine, advantages of, 179. Lungs, 359. Magic-lantern, 263, _264_. Magnet, 115; permanent, 115, 116; temporary, 115. Magnetism, 115. Magnetic needle, influence of modern conclusions: that there was a lake, on the summit of a harmony and interdependence just referred to. But there would be interested to reach Bud's ear: "Oh.