Betti Goldwasser Glaser, 74, a retired federal government economist who had also served as chairman of the Fairfax County Economic Development Authority, died of cancer Sept. 15 at Arlington Hospital.

Mrs. Glaser, who lived in Fairfax, was born in the Bronx, N.Y. She graduated from Bryn Mawr College and earned a master's degree in economics at Radcliffe College.

She had worked 20 years as a government economist when she retired from the Labor Department around 1970, but her service was not continuous. She came to Washington in 1937 after completing her studies at Radcliffe, and she had worked for the National Resources Planning Board, the old Office of Price Administration, the Social Security Administration and the Commerce Department.

Mrs. Glaser was a member of the Fairfax County Economic Development Authority in the late 1970s and 1980s and she served two years as chairman of that body. She also was a former chairman of the board of Georgetown Day School in Washington.

She was a member of the Washington Opera Guild, the Friends of the National Symphony and the Washington Performing Arts Society and she had traveled extensively with the Smithsonian Associates.

Survivors include her husband, Ezra Glaser of Fairfax, and two sons, Philip Glaser of Wrentham, Mass., and Lawrence Glaser of Vineland, N.J.

PIERRE MAROT PURVES, 80, a retired director of statistical research with the Republican Congressional Campaign Committee, died Sept. 21 at Sibley Memorial Hospital after a heart attack. He lived in Washington.

Mr. Purves was born in Philadelphia. He graduated from the University of Pennsylvania, where he later earned a doctorate in archeology. He received a master's degree in art history at Princeton University. He specialized in the translation of Sumerian cuneiform tablets and participated in archaeological digs in the Holy Land.

During World War II, he served in the Marine Corps. He later was a political adviser with the Office of Military Government in Germany.

During the 1950s, he did various political research projects for the Republican Party. He worked for the Republican National Committee for two years before joining the Republican Congressional Campaign Committee in 1958. He retired in 1975.

His publications include "Congressional Vote Statistics," a study of national voting patterns in America during the 1960s and the 1970s.

Mr. Purves was a member of Christ Episcopal Church in Georgetown and was a past chairman of the Washington Chapter of the Episcopal Prayer Book Society. He also was a member of the Capitol Hill Club and had been chairman of the University of Pennsylvania's annual alumni fund drive in the Washington area since 1965.

Survivors include his wife, Mary Gage Purves of Washington; two sons, Lloyd, of Silver Spring and Arthur, of Vienna; one daughter, Nancy Pollard of Alexandria, and five grandchildren.

LOUIS D. MALOTKY, 72, a retired Department of Agriculture official who later became a Lutheran Church administrator, died of cancer and kidney failure Sept. 22 at Fairfax Hospital.

For five years preceeding his death, Mr. Malotky had been assistant to the president of the Missouri Synod's 200 Lutheran churches in the Southeastern District. For five years before that he had been director of finance for those churches.

He retired from the Department of Agriculture in 1973 as deputy assistant administrator for rural housing in the Farmers Home Administration.

A resident of Arlington, Mr. Malotky was born in Clintonville, Wis. He graduated from the University of Wisconsin and earned a master's degree in economics and land management at the University of Illinois.

He moved to the Washington area in 1941 to join the Agriculture Department.

He served in the Marine Corps in World War II, then returned to Washington and rejoined Agriculture.

Survivors include his wife of 46 years, Florence Malotky of Arlington; two daughters, Carol McMahon of Park Forest, Ill., and Susan Jezorek of Greensboro, N.C.; two brothers, Oscar Malotky of Minneapolis and Arnold Malotky of Clintonville, Wis., and seven grandchildren.

KATHARINE LOUISE SANDERS CARPER, 89, a retired life insurance company employe who had been a member of McLean Baptist Church since 1922, died of cardiopulmonary failure Sept. 22 at her home in Alexandria.

Mrs. Carper was a native of Washington. She joined the old Acacia Mutual Insurance Co. in Washington in 1917. She had served as assistant comptroller and assistant to the president before retiring in 1961.

Her husband, G. Wallace Carper, chairman of the Fairfax County Board of Supervisors from 1940 to 1955, died in 1966. She leaves no immediate survivors.

CHARLES LEWIS KING, 60, a lawyer with the American Council of Life Insurance who formerly had worked for the Air Line Pilots Association and the National Transportation Safety Board, died Sept. 21 at his home in Falls Church. He had a brain tumor.

Mr. King was born in Uniontown, Pa. He graduated from Yale University and earned a law degree at the College of William and Mary. In the early 1950s he was an Air Force pilot and he served in the Korean War. He served in the Reserves in the Judge Advocate General's Corps until 1979, when he retired as a lieutenant colonel.

In 1956 Mr. King moved to the Washington area and went to work for the old Civil Aeronautics Board. From 1967 to 1968 he was with the NTSB and he then joined the Air Line Pilots Association. He had been on the staff of the American Council of Life Insurance since 1970.

He was a member of the Yale Club of Washington, the University Club and the International Club.

Survivors include his wife, Mary Madeline King, and two sons, Charles Lewis King and John Edward King, all of Falls Church, and a sister, Betty Jean Yelnick of Uniontown.

EDWARD PATRICK BROSNAN, 78, a Washington area resident since 1974 and a retired director of the Veterans Administration's regional office in Connecticut, died of cancer Sept. 22 at his home at Rossmoor Leisure World in Silver Spring.

A native of New York City, Mr. Brosnan graduated from Fordham University, where he also received a master's degree in public administration. During World War II, he served in the Army in Germany and was awarded the Purple Heart.

He joined the Veterans Administration in New York in 1945 and transferred to the Washington area in 1957. He became director of the VA's regional office in Roanoke, Va., in 1968 and became regional director in Connecticut in 1970. He retired in 1974 and moved back to this area.

Mr. Brosnan was a member of the American Legion and the Our Lady of Grace Catholic Community at Rossmoor Leisure World.

Survivors include his wife, Ruth B. Brosnan, and one daughter, Janice Pifer, both of Silver Spring; one sister, Helen A. Wallace of Caldwell, N.J., and three grandsons.

ELEANOR M. SMITH, 78, a Washington area resident since 1965 and a past regent of the Abigail Hartman Rice Chapter of the Daughters of the American Revolution, died of cancer Sept. 22 at her home in Washington.

Mrs. Smith was born in Kansas City, Mo. She graduated from Wellesley College in 1929 and worked in the banking industry in Kansas City and New York before moving to the Washington area.

She was a member of the American Society of Parliamentarians and St. David's Epsicopal Church in Washington.

Her husband, Frank E. Smith Jr., died in 1979. Survivors include two daughters, Gretchen S. Bolton of Bethesda and Carol F. Greenlaw of New York City; two sons, Stanley M. Smith of Salem, Mass., and Howard C. Smith of High Falls, N.Y., and three grandchildren.

JOSEPH A. CARPENTER, 77, a retired vice president of the First American Bank of Washington, died Sept. 22 at Fairfax Hospital after a heart attack. He lived in Arlington.

Mr. Carpenter was born in Hickory, N.C., and he graduated from the University of North Carolina at Chapel Hill. He moved to the Washington area in 1937 and went to work for the old Morris Plan Bank, which became First American. He retired in 1972.

He was a Mason and a member of Trinity Episcopal Church in Arlington, where he had been a vestryman.

Survivors include his wife of 51 years, Kathleen M. Carpenter of Arlington; one son, Dr. Joseph A. Carpenter Jr. of Oak Ridge, Tenn.; one daughter, Kathleen A. Carpenter of Arlington, and three grandchildren.

LEON BIELECKI, 71, a retired customer service representative with American Airlines, where he worked for 40 years, died of a brain tumor Sept. 22 at the Woodbine Nursing Center in Alexandria.

Mr. Bielecki, a resident of Alexandria, was born in Philadelphia. He graduated from Mississippi State University. He moved to the Washington area in 1940 and joined American Airlines. He retired in 1980.

He was a founding member of the National Yacht Club and competed regularly in sailing regattas.

Survivors include his wife, Barbara Jopling Bielecki, and a son, Barney Thomas Bielecki, both of Alexandria, and a twin brother, Karl Bielecki of San Diego.

EDWARD JOSEPH TILYOU McCULLOUGH, 86, a retired federal government auditor and the author of three books, died of a blood disorder Sept. 23 at Arlington Hospital.

Mr. McCullough, who lived in Arlington, was born in Brooklyn, N.Y. As a young man he acted in musical comedies and was announcer at amateur boxing events in the New York area. He studied commercial science at St. Lawrence University and Pace Institute and came to Washington in 1934 to work as an auditor with the Home Owners Loan Corp.

During his government career he also worked for the General Accounting Office, the Reconstruction Finance Corp. and, for about 10 years before he retired in 1970, for the Agency for International Development.

He was author of "Good Old Coney Island," a reminiscence about his days as a young entertainer; "World's Fair Midways," about various world's fairs he had attended, and "Washington Sideshow," a recollection of his life in Washington.

Mr. McCullough was a member of the Elks, the Knights of Columbus, the National Association of Accountants, the American-Irish Historical Society, the American Carousel Society and the Washington Golf and Country Club.

His wife, Elizabeth Morris McCullough, died in 1976.

Survivors include two sons, Edward McCullough of Falls Church and Douglas McCullough of Fairfax; a daughter, Elizabeth Gibbon of Falls Church, and four grandchildren.