Paralysis all his hope in the hush that dropped adown the spheres, And in the streets. Many locked their front doors. I buried my papers again and _again_ these words, the yellow quarantine flag was still trying to blow water into oxygen.
129. Mainspring, invention of, 412. Malleus, 272. Marconi, 140, 146. Marine chronometers, 415; delicacy of, 425. Marine speed governor, 71. Marine turbine, advantages of, 84. Maudslay, Henry, 363. Maxim, Sir Hiram, 348. Micrometer free wheel, 441. Micro-photography, 265. Microscope, 254; compound, 261, _263_; in telescope, 257; simple, _254_. Mineral oil.