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Show STEAM NAPHTHA LAUNCHES. Many Big Yacht Provided with Them. Handy and Olii-np. During the last she mouths there has been a noticeable increase in the demand for steam naphtha launches. All the big yachts of the New York, Eastern, Soawanhaka-Corinthian, American, Corinthian, Larchmont, and Atlantic At-lantic clubs ore now supplied with naphtha launches, which in season they intend to use as tenders in the transportation of guests and for towing purposes when the yacht is becalmed. be-calmed. One manufactory of these launches which started on a very email scale has found it neceesary to augment its facilities, and is now building a factory covering about four acres at Port Morris in tho annexed district. In conversation with one of its officers a reporter re-porter learned that in all about 100 steam and sail yachts are possessed of naphtha launches. Among these ore the Electro, of Commodore Eidridge T. Gerry; Corsair, of J. Pierpont Morgan; Alva, of William K. Vanderbilt; Orienta, of J. A. Bostwick; Susquehanna, of Joseph Stickney; Meteor, of A. E. Bateman; Tiliie, of Commodore W. H. Starbuck; Dauntless, of Caldwell H. Colt, and the Reva, of Pierre Lorillord. The launches ore from sixteen to forty feet long. They are finished in mahogany, cherry, cher-ry, oak, ash or other light woods, with slatted slat-ted or solid seats. The frames are constructed con-structed of seasoned white oak, hackmatack or oak stem. All the launches are planked with white cedar. The engines used in these launches are particularly valuable, because they occupy only eighteen inches in the stern of the boat, and because they ore not noisy, dusty or offensive to the smell. No license is required to run them, nor is an engineer needed. Any person of ordinary intelligence can run the engine with core and safety, whether or not he has any knowledge of machinery. ma-chinery. It only requires two minutes to get under headway, and the launch when at full speed can be stopped within ita own length. Naphtha alone is used for power, and used in part for fueL When the engine Btops the consumption of fuel also stops. The weight of a two-horse power engine is 200 pounds, or 15 per cent, lighter than the weight of other engines and boiler of the same power. A 10-foot boat draws about 18 inches, a 25-foot boat 21 inches, and 40-foot boat 31 inches of water. A 16 or 18-foot boat, with two-horse power engine, will carry 10 persons at a speed of 7 miles an hour and at a cost of only 0 cents on hour for power. A 40-foot boat, with eightrhorse power, will carry from 30 to 40 persons at a speed of 10 miles an hour, and at a cost of 20 cents an hour for fueL The cost of a 10-foot launch, with two-horse power engine, is about $000, and for a 35 to 40-foot, eight-horse power engine, boat, from $2,000 to $3,200. New York Mail and Express. |