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John J. McMullen Names Field To Head Ship Motions Division Dr. John J. McMullen, chairman of the board of John J. McMullen Associates, Inc., naval architects and marine engineers and consult- ants, has announced the appoint- ment of Sheldon B. Field as a vice president of the company, in charge of the Ship Motions Division. Mr. Field will be responsible for the overall management of the Ship Motions Division which, in addi- tion to conducting technical and engineering development associ- ated with the Flume Stabilization System whioh controls ships' roll- ing, also carries out research and development concerning all types of ship motions and sea responses as thtey apply to conventional ship forms, offshore structures, drilling rigs, mooring buoys, etc. Mr. Field is a graduate of the United States Merchant Marine Academy of Kings Point, N.Y., and has done graduate work at Co- lumbia University and Stevens In- stitute of Technology. Mr. Field was with McMullen Associates as a vice president un- til 1969, and in the interim before rejoining the company, he served as a vice president of United States Lines and as assistant to the presi- dent of American Export Indus- tries. He is a member of The So- ciety of Naval Architects and Marine Engineers, a Fellow of the Royal Institute of Naval Archi- tects, and has published several papers in the area of ship motions control. Mr. Field holds a large number of patents in passive tank stabilization. H.O. Penn Appoints Joseph P. Donnelly Joseph P. Donnelly Robert Cleveland Jr., president of H.O. Penn Machinery Co., Inc., has appointed Joseph P. Donnelly the general manager of the West- bury, Long Island, N.Y., based En- gine Division. H.O. Penn is the dealer for Caterpillar Tractor Co., earth-moving equipment, industrial electric sets, marine diesels, and natural gas engines in southeast- ern New York and Connecticut. Mr. Donnelly will assume full responsibility for all functions of the Engine Division, including sales, parts, and service through- out the company's territory. He has been with H.O. Penn since 1956, first as a sales engineer, sales development supervisor, 'salesman, and sales manager. In 1955, Mr. Donnelly received a bachelor of arts degree from Villa- nova University. He served as lieutenant (j.g.) with the Navy in the Far East. Yingkei Mok Forms New Orleans Firm Of Naval Architects A naval architectural and marine engineering firm known as Y.K. Mok, Inc. has been formed in New Orleans, La., by Yingkei Mok, for- merly chief engineer of American Marine Corporation of New Or- leans. Mr. Mok, a native of Hong Kong, received a B.'Sc. degree in mechani- cal engineering from the National Sun Yat-Sen in Canton, China, an MjS. degree in mechanical engi- neering from Ohio State Univer- sity, and a B.S.E. degree in naval architecture from the University of Michigan. During the 21 years with Ameri- can Marine Corporation, Mr. Mok has designed various marine equip- ment, including offshore submersi- ble drilling rigs, offshore supply vessels, harbor and seagoing tugs, river towboats, oceanographic seis- mic research vessels, trailer ships, and river and seagoing barges of all types. Y.K. Mok, Inc. is located at Suite 401, 4948 Chef Menteur Highway, New Orleans, La. 70126. Hughes can supply the over-all requirements of marine contractors for floating equipment of every type, includ- ing bottom dumpers and derricks—wherever needed, in the U.S. or overseas. Over 75 years' experience in chart- ering and selling marine equipment. Write or call for complete information. HUGHES BR0S.,.ng 0, 17 BATTERY PLACE, NEW YORK, N.Y. 10004 - (212) 944-1048 / CLEARING HOUSE FOR MARINE DIFFICULTIES SINCE 1894 MODERN STEEL SCOWS/BARGES ALL CAPACITIES IMENSI0NS from 20 to 325 long 5 to 52 wide - 5 to 12 deep qftrf 14 Maritime Reporter/Engineering News
