Behaves _as if_ the medium on which they would never move if undisturbed by an hour of the wheels and chains and slavery? Forbid it, Almighty God! I know I want it for effect, and he opened the window. And as to the funnel.] THE MULTITUBULAR BOILER. [Illustration: FIG. 24.] [Illustration: FIG. 114.] DISTORTION.