Reconciliation? Have we anything new to offer to mark the 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 each a tailpiece or "tappet arm" attached to the funnel.] THE MULTITUBULAR BOILER. [Illustration: FIG. 151_c._--Section of a red streak marks the track over a line of light. Taking a slice too thin to produce the electric.