A story in Washington Business Monday incorrectly identified Card News. It is a newsletter covering the bank transaction card industry and is to be merged with another newsletter as the result of an acquisition. (Published 7/11/90)

Two former Pentagon officials have formed an Arlington-based international trade consulting firm.

Milton Lohr, former deputy undersecretary of defense for acquisition, is chairman of the new firm, called Interpar.

Vitalij Garber, former deputy undersecretary of defense for international programs and technology and former NATO assistant secretary general, is president and chief executive officer.

Interpar said it will work with the Washington-based law firm Arnold & Porter to structure international joint ventures and other transactions in Europe, the Soviet Union and the Pacific Rim.

The assets of Baltimore-based M. Ambach & Co., a distributor of textiles and case goods to the institutional trade, have been acquired by H.W. Baker Linen Co. of Manwah, N.J.

In addition to Ambach's field sales operations, Baker Linen also will acquire the Baltimore company's distribution center, inventory and telecommunications sales group.

Terms of the deal were not disclosed.

Ambach will retain its own identity and operate as a separate division.

Phillips Publishing Inc. of Potomac acquired Computers in Trade and Transport, a monthly newsletter, from K-III Press Inc. of New York for an undisclosed amount.

The company also acquired Bank Credit Card Observer from New World Decisions Inc. of Princeton, N.J. Terms of the agreement were not disclosed. Phillips said it will merge the monthly newsletter into Bank News, a biweekly newsletter covering the transaction card market.

Hadron Inc. of Chantilly signed a two-year licensing agreement with Simac Systems B.V. of Veldhoven, the Netherlands, for the purchase and resale of its mobile digital telecommunications message switch software.

RCG/Hagler, Bailly Inc. of Washington acquired Doherty, Hogan & Co. of Vermont, a Vermont-based consulting firm that works with regulated utilities, for an undisclosed amount.

Software AG Federal Systems Inc. of Reston was awarded a $5 million, five-year subcontract by Boeing Computer Support Services for work at the Naval Weapons Center in China Lake, Calif.

The Solutions Group of Bethesda acquired Potomac Ventures of Arlington for an undisclosed amount.

Telecommunications System Management Inc. of Sterling received a contract to provide telecommunications services for BDM Space Systems of Washington. Terms were not disclosed.

The consulting division of Sargis & Jones of Bethesda won a contract from Amdahl Corp. of California for construction management services in the move of its Washington sales and service office to Chevy Chase.

The Institute for Environmental Education, a subsidiary of Asbestos Abatement Services Inc. of Washington, received a contract from the Massachusetts Department of Public Health to train local and state regulators on asbestos abatement. Terms were not disclosed.

Datatel Inc. of Fairfax received a contract from the George Mason University Foundation Inc. of Fairfax to install Benefactor, its fund-raising computer management system.

Ed & Marcia Inc. of Washington was awarded an advertising contract by Booz-Allen & Hamilton of New York.

MacVicar Design and Communications received the design contract for India magazine, a monthly publication of the Indian Embassy.

Dear Communications Inc. of Great Falls began publication of the Great Falls Current, a weekly newspaper covering that area of Fairfax County.

Transaction Management Inc. opened in Washington.

Washington City Design/Build Inc., a design and construction services company, opened in the District.

Mortgage Capital Investors of Springfield opened an office in John's Island, S.C.

Business Filing Systems Inc. opened in the Dulles North Corporation Center.

Woodward-Clyde Federal Services Inc. moved its headquarters from Washington to Rockville.

Paul's Beltway Plastics Ltd. moved from Forestville to Prince Frederick, Md. Announcements of news and developments affecting Washington area companies should be sent to Regional Report, Business News Department, The Washington Post, 1150 15th St. NW, Washington, D.C. 20071.