Scientific American Supplement, No. 497, July 11, 1885 by Various
page 16 of 132 (12%)
page 16 of 132 (12%)
|
powerful engine is necessary. In fact, a vessel 303 ft. long, 33 ft.
wide, and drawing 12 ft. of water, requires an engine which can develop 4,000 H.P. [Illustration: THE NEW FRENCH DISPATCH BOAT MILAN.] The hull of the Milan is of steel, and is distinguished for its extreme lightness. The vessel has two screws, actuated by four engines arranged two by two on each shaft. The armament consists of five three inch cannons, eight revolvers, and four tubes for throwing torpedoes. The Milan can carry 300 tons of coal, an insufficient quantity for a long cruise, but this vessel, which is a dispatch boat in every acceptation of the word, was constructed for a definite purpose. It is the first of a series of very rapid cruisers to be constructed in France, and yet many English packets can attain a speed at least equal to that of the Milan. We need war vessels which can attain twenty knots, to be master of the sea.--_L'Illustration_. * * * * * THE LAUNCHING AND DOCKING OF SHIPS SIDEWISE. The slips of the shipyards at Alt-Hofen (Hungary) belonging to the |
|