. The railroad and engineering journal . condary battery of rapid-fire and ma-chine guns. The motive power will be furnished by two triple-ex-pansion engines, one to each screw, having cylinders 34in., 48 in. and 76 in. in diameter and 40 in. stroke. Thereare four boilers 13 ft. 6 in. in diameter and 19 ft. 6 , intended to carry a working pressure of 160 engines are expected to work up to 6,000 ^. withnatural draft and 8,500 with forced draft. The max-imum speed required is 18 knots per hour, but it is hopedthat the ship will do somewhat better. UNDERGROUND WIRES IN EURO
. The railroad and engineering journal . condary battery of rapid-fire and ma-chine guns. The motive power will be furnished by two triple-ex-pansion engines, one to each screw, having cylinders 34in., 48 in. and 76 in. in diameter and 40 in. stroke. Thereare four boilers 13 ft. 6 in. in diameter and 19 ft. 6 , intended to carry a working pressure of 160 engines are expected to work up to 6,000 ^. withnatural draft and 8,500 with forced draft. The max-imum speed required is 18 knots per hour, but it is hopedthat the ship will do somewhat better. UNDERGROUND WIRES IN EUROPE. The accompanying illustrations, from VElectricien ofParis, show a number of systems adopted in Europe withmore or less success for the laying of wires I shows the arrangement adopted in l^aris by theEdison Continental Company. The conduits are of con-crete 10 cm. ( in.) thick, and the interior dimensionsare 37 cm. ( in.) in height and 55 cm. ( in.) inwidth. At distances of 2 m. ( ft.) apart there are.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectrailroa, bookyear1887
