Interstate Federal Savings and Loan Association has elected Robert A. Barton, Jr. executive vice president secretary and to the board of directors. Also named as a director was Bette June Ingham.

Barton began his career with Interstate in 1955, becoming vice president and secretary in 1969 and senior vice president and secretary five years later. He is a director of the Metropolitan Washington Savings and Loan League, a vice president of the Savings Associations Financial Enterprises Inc. and a director of the Neighborhood Housing Services Inc.

Ingham is vice president, treasurer and co-owner of Ingham and Associates Inc., a Washington area real estate firm. She is also chairman of Broker's Council. Washington Board of Realtors, a former director of the Washington Board of Realtors and a past president of the Women's Council of Realtors. In 1971 she received the Regional Achievement Award from the Women's Council of Realtors and last year she was given the Out-standing Realtor Award by the Washington Board of Realtors.

Log Etronics Inc., a Springfield, Va., manufacturer of photographic and electronic equipment, has named two new vice presidents, Charles N.Keating, Jr. for international operations and Gerald A. Nathe for the Springfield office.

Keating joined LogEtronics in 1975 as director of international marketing. He previously served as divisional vice president of the Dietzgen Corp. and is a former official of the U.S. Bureau of International Commerce and the Agency for International Development. Nathe has been with LogEtronics since 1968 and has served as operations manager, director of manufacturing and director of product development programs for the company.

George L. Shapiro, manager of the Bethesda office of Merrill Lynch, Pierce, Fenner and Smith, has been elected a vice president of the investment brokerage firm. Shapiro joined Merrill Lynch in 1968, became a senior account executive in 1973 and was elected an assistant vice president in 1975.

John R. Pinkett Inc., one of the oldest and largest black-owned real estate and insurance firms, recently announced the election of three new members to its board of directors - Norris A. Dodson, III, Richard R. Harps and Willexton M. Langon, Jr.

Dodson has been with Pinkett since 1972 and is currently vice president of real estate sales for the firm. In his nine years with the company, Harps has served as salesman, broker and appraiser. He is presently vice president in charge of appraising. Langon joined the firm in 1968 and is now vice president of insurance sales.

Lnfodata Systems Inc., a computer software firm in Falls Church, as appointed Charles F. Sheridan a vice president for the government systems division, and promoted Allen F. Joseph to manager, commercial system division.

William C. Adams has joined Phillips Petroleum Co. as director of public relations. Adams' experience includes public relations positions with American Oil Co. and Amoco Oil Co. His most recent post was media relations manager in Washington for Standard Oil Co. of Indiana. That job has been filled by Don Zeller.

Calvin Collier, former chairman of the Federal Trade Commission, has joined the American Enterprise Institute for Public Policy Research as a resident fellow. Collier headed the FTC from March 1976 to April 1977 and served as general counsel with the commission from 1973 to 1974. He is a former associate director and general counsel of the Office of Management and Budget, staff director of the Department of Housing and Urban Development and deputy under secretary of the Department of Commerce.

The board of directors of the Chesapeake and Potomac Telephone Co. recently announced the appointment of Jean Head Sisco to the board, the first woman ever to serve in that capacity.

Sisco is a consultant with the American Retail Federation and was formerly vice president of personnel for Woodward and Lothrop of Washington. Among her other directorships are the National Bank of Washington, United Brands Co., Macke Corp., Textron, and Carter, Hauley Hale Stores.

Dwight C. Reed has been appointed to succeed Thomas F. Baker as executive vice president of the National Soft Drink Association. Baker retired after 42 years of service with the association.

Reed has been with NSDA since 1958 and has served as assistant executive vice president for the past 16 years. He was previously associated with the Central Intelligency Agency and with the steel industry.

Raymond N. Kovacs was recently named to the new position of vice president of management engineering at Marriott Corp. Kovacs joined Marriott in 1972 and was director of operations analysis for Marriott Hotels before his appointment.

Martin Garelick, of Milwaukee Road, has been named executive vice president and chief operating officer of Amtrak. His job will involve coordinating the activities of four major departments; the northeast corridor, national operations, marketing, and operations support. He will also be in charge of the railroad's mechanical, engineering, security and safety operations.