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MARINE REVIEW Engine Name of Engine—Bessemer; Year—1926 Builder—The Bessemer Gas Engine Co. Cycle—Four; No. of Cylinders—6; I. H. P.—976 B. H. P.—800; Action—Single; Injection—Solid Piston Cooling—Air; Bore—16 in.; Stroke—22 in. R. P. M.—260; Piston Speed—953 ft. p. m. Pressure Indicated—122; Pressure Brake—100 B. H. P. per Cyl.—133.3; I. H. P. per Cyl.—162.7 Mechanical Efficiency —82%; Lgth. Engine—25 ft. Width—6 ft. 2 in.; Height—12 ft. 7 in. Weight—102,000 lbs.; Reversing—Direct reversible Air Comp.—Solid injection, no high pressure comp. Vessel Name—Athero II, designed by Henry J. Gielow Inc., built by George Lawley & Son Corp., for Jesse L. Livermore, New York. Diesel Direct Drive in Yacht Athero Il Two Engines—Each 800 B.H. P. DESCRIPTION Two engines of this size and type, each di- rect connected to sepa- rate propeller shaft, were installed in the yacht ATHERO II. The engines are of four stroke cycle, full diesel with solid injection of fuel oil. Crank shafts and connecting rods are of one-piece steel to the highest require- ments of the American bureau and Lloyds. Type—Steel twin screw ocean going yacht Main Drive—Diesel direct connected Length—129 ft.; Beam—29 ft.; Draft—12 ft. 6 in. Speed—15 knots; No. of Propellers—Two Fuel Consumption—Lbs. per B.H. P. per hr.—0.42; Lbs. per I. H. P. per hr.—0.344 Generators—Two of 40 kilowatts each at 305 r.p.m. direct driven by two 60 horsepower Bes- semer auxiliary engines. The ATHERO II is one of the finest of America’s newer yachts, especially seaworthy, and luxurious in its fittings. The Bessemer diesel engines. installed in this yacht are economical to operate, simple and rugged in design and dependable and quiet in operation. A perfected method of solid fuel oil injection gives maximum fuel economy and ob- viates the use of high pressure air compressor. Some of the Larger Sizes of Engines Built Bee... Ro P.M: Cycle No. Cyls. 360 277 4-cycle 6 420 257 4-cycle 6 670 225 4-cycle 6 800 260 4-cycle 6 1000 200 4-cycle 6 Yacht AtHERo II—Twin screw—Two 800 brake horsepower engines each direct connected L. O. A. Width (Base) Heght. O. A. Ee ttl Oo in. 4° £t-.0 in: 8 ft. Pin 20 ft. 201m. 4 ft. 4% in. LO tts = 0am, 25 ft. 8 in. B ft. 25 in: LOGhtss 2: ine 25° £t.:.0' im. 6fte: 2ins 12. ft 27 img reise (aioe 6 £t.; 3. in. V2 tte 5b in: November, 1926