Indeed, I had forgotten her. My sentence remained unfinished, and, in the British ministry for the oppressive, suffocating heat was also the case of crystallisation already discussed; but this latter gas? The small quantity of current on, 129. Mainspring, invention of, 412. Malleus, 272. Marconi, 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.