sults ex- (TE eM, i tracted from the Surprise, as regards power, speed, and economy of coal, they were exceeded by the perform- ances of the Alacrity. The engines worked admirably from first to last, and, notwithstanding the enormous piston speed, the bearing showed no signs of heating. On the… … ENGINE AND CRANF. disk cast on it as shown. This disk is situated between as compared with the 400 tons of the Surprise; but even The approximate diameters were 500 and 700 yards, or two other disks, that above it being made solid with this reduced quantity will enable her, it is supposed, to about…
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