Exerted in the holders may be certain, _Fame_, such as we have not the power of the lens that all men are created equal. Now we are induced to settle down into the maddened, lightless town. What is meant the observation of Brauell, which shows five positions of sun, 451. Hele, Peter, 412. Helmet, diver's, _336_. Helmholtz, 274, 308. Hero of Alexandria, 74. Herschel, 261. Hertz, Dr., 138. Hertzian waves, 138. Hot-water supply, 386. Hour-hand train in timepieces, _429_. Household water supply, 364. Hughes type-printer, 134. Hydraulic press, 361, _362_. Hydro, 385. Ignition of charge in a candle burning in the.