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Guralnick Firm To Design Cable-Laying Machinery For NASSCO Morris Guralnick Associates, Inc. has been selected to design the cable-laying machinery instal- lation for a new cable-laying ship to be built for the U.S. Navy, it was announced recently by Hugh F. Munroe, president and chief executive officer of the prominent San Francisco firm of naval ar- chitects and marine engineers. The ship, as yet unnamed, has been designated T-ARC 7, and will be operated by the Military Sealift Command. The contract, awarded by Na- tional Steel and Shipbuilding Com- pany, San Diego, where the ship will be built, calls for Guralnick Associates to design the installa- tion of cable-laying machinery and perform such other work as will assist the builder in successful completion of the vessel. j.P, Marenghi Named To Borg-Warner Post Joseph P. Marenghi has been appointed director of manufactur- ing services for Borg-Warner Cor- poration's Energy Equipment Group, headquartered in Los An- geles. He will coordinate produc- tion operations of the Group's 14 plants worldwide. ident-resource development for United States Steel Corporation. Mr. Marshall leaves the barge lines after 31 years in the river industry. Mr. Diehi has been vice president of the barge lines since 1974. Also announced is the election of Mark K. McNally as general counsel and secretary of Ohio Barge Line, Warrior & Gulf Nav- igation Company, and Mon-Valley Transportation Company. Mr. Mc- Nally has been with the barge lines as general attorney since February 197S. Ohio Barge Line, Inc. has an- nounced the appointment of How- ard A. Thompson as vice presi- dent and general manager. Mr. Thompson has been with the barge line since 1969, with his most recent position being man- ager of operations. Warrior & Gulf Navigation Company has announced the ap- pointment of Nicholas J. BarcMe as vice president and general man- ager. Mr. Barchie has held vari- ous positions with the barge line over the past 18 years, the most recent being general manager of Warrior & Gulf. Herbert G. Wittman has been named general manager of Mon- Valley Transportation Company. OURS CUIS MOR The Rockwell® Model 52Z-510 air power hacksaw The portable, big capacity saw that outcuts and outlasts the biggest selling competitive saw on virtually every count—including list price. LESS AIR CONSUMPTION. Rockwell consumes 30 cfm. Theirs consumes 45 cfm, requiring 50% more energy. BETTERCONTROL. Our "dead man" throttle returns to off position when the lever is released Their straight barrel-type throttle ^ " doesn't. MORE DURABLE PISTON MOTOR. Our saw has fewer moving parts for less wear, less downtime, easier maintenance. Also, the variable speed motor maintains full power output (develops 1 hp with 675-lb pull force) regardless of speed for faster, more efficient cutting. Their rotary vane motor has more parts, less durability, and less efficient cutting. Joseph P, Marenghi Prior to his present appoint- ment, Mr. Marenghi held an ex- ecutive post with Western Gear Corporation and its subsidiary, Miller Printing Equipment, Pitts- burgh, Pa. Borg-Warner's Energy Equip- ment Group consists of four sep- arate divisions manufacturing and marketing equipment for a wide range of energy-related indus- tries. They are Byron Jackson Pump division, Los Angeles, Nu- clear Valve division, Van Nuys, Ca., Mechanical Seal division, Temecula, Ca., and Centrilift, Inc., Tulsa. Executive Changes At Ohio Barge Line And Affiliated Companies Neil N. Diehi has been elected president of Ohio Barge Line, Inc., Warrior & Gulf Navigation Company, and Mon-Valley Trans- portation Company with head- quarters at Pittsburgh, Pa. He succeeds Thomas Marshall who has been named group vice pres- 16 Model 522 Standard equipment includes basic machine| three blades, and operating manual. Model 52ZK-510: Hacksaw kit includes standard equipment plus 6" chain clamp assembly and offset assembly packaged in steel carrying case. THE ROCKWELL AIR POWER
