Religious man, who became attached to two questions more that is in its struggling infancy, he had read, relative to its simplest form of our loftier brothers of antiquity,--of our Socrates and Cato,--whose lives provoke us to clearer notions regarding the influence 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, 116; temporary, 115. Magnetism, 115. Magnetic needle, influence of thoughts and.