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14 Name—PRESIDENT HOOVER Owner—Dollar Steamship Lines Inc., Ltd. Builder—Newport News S. B. & D. D. Co. Naval Architect—Newport News S. B. & D. D. Launched—Dec. 9, ’30; comp. July 11, 31 Classification—American Bureau of Shipping HULL PARTICULARS Length over all, 654 feet, 3 inches; length be- tween perpendiculars, 615 feet; breadth mold- ed, 81 feet; depth molded to shelter deck at side, 52 feet; draft loaded, 32 feet; displacement loaded, 31,441 tons; gross tonnage, 21,936; net tonnage, 12,986; passenger capacity, first class 307; special class, 133; third class, 170; steer- age, 378; cargo capacity, 8000 tons, and in cubic feet, non-refrigerated, 549,400, refrigerated, 59,- 450; bunker fuel oil capacity in tons, 6244; speed at sea, 20 knots. MACHINERY PARTICULARS Main Engines—Two, General Electric turbine generating units and two electric motors direct connected to propellers. Total horsepower 26,- 500 at 133 revolutions per minute. Machinery and vessel fully described in Marine Revirw for August, 1931. The generators are alternat- ing current and are each of 10,100 kilowatts capacity. Boilers—Twelve, Babcock & Wilcox watertube marine boilers with a total heating surface of 57,- 624 square feet and total superheating surface of 5700 square feet; working pressure, 300 pounds; 200-degrees Fahr. superheat; fuel, oil. Super- heaters, de-superheaters, feed water regulators, oil-burning equipment and firebrick, all supplied by Babcock & Wilcox Co. Soot blowers, Diamond Power Specialty Corp. 106 RAT) PRESIDENT HOOVER—Passenger—Ocean—Twin Screw—Electric DESCRIPTION Of complete super- structure type with bulbous bow and semi- cruiser stern, driven by twin screws, turbine electric machinery. Thoroughly modern from luxurious passen- ger accommodations to the smallest mechanical detail. Protected against the hazards of the sea by subdivision, stabil- ity, fire and navigation safeguards. For com- plete description see article in August, 1931, MARINE REVIEW. Auxiliary Generators—Four, turbine geared, each 500 kilowatts, General Electric. AUXILIARY EQUIPMENT Pumps—wWarren Steam Pump Co. Windlass—American Engineering Co. Winches—Lidgerwood Mfg. Co. Steering Engine—American Engineering Co. Propellers—Newport News S. B. & D. D. Co. Refrigeration—Brunswick-Kroeschell Co. Pan- try and beverage room, Frigidaire Electric Motors—General Electric Co. Anchors—General Steel Castings Corp. Anchor Chain—National Malleable & S. C. Co. Lifeboats, Davits—-Welin Davit & Boat Corp. Windows—Kearfott Engineering Co. Ine. Thrust Bearings—Kingsbury Machine Works. Temperature Indicators—Leeds & Northrup Radio Direction Finder—Mackay Radio & Tel. Gyro Compass, Pilot—Sperry Gyroscope Co. Searchlights—Sperry Gyroscope Co. Plumbing Fixtures—Standard Sanitary Co. Blowers and Fans—B. F. Sturtevant Co. Air Ejectors—Westinghouse Elec. & Mfg. Co. Fire Protection—Walter Kidde & Co. Ine. Depth Finder—Submarine Signal Corp. Deck Covering—Asbestolith Mfg. Co. Revolution Counters—Cummings Marine Hardware—The Dayton Mfg. Co. Oil Purifiers—The DeLaval Separator Co. Galley Equipment—Edison G. E. Appliance; The Hobart Mfg. Co.; Cleveland Range Co. Batteries—Electric Storage Battery Co. Rubber Flooring—The Goodyear Co. Gypseys, Boat Hoists—Hyde Windlass Co. Wire Rope—Wickwire Spencer Steel Co. Reliet Valves—W orthington o Ba Tr] reuneco caren ———— V ral # camn's Bees | ca AGO SPACE MARINE REvIEw—April, 1932