Daniel W. Dembrow (Nasa )
Daniel W. Dembrow, 89, a retired NASA scientist who did key design work on rocket engines used on launch vehicles for spacecraft, died Jan. 5 at his home in Silver Spring. He had Alzheimer's disease.
Mr. Dembrow worked in rocket development and space technology at the Johns Hopkins University Applied Physics Laboratory before joining NASA in 1960. About that time, he served as head of Goddard Space Flight Center's signal processing section, where he developed high-speed data-processing equipment to interpret telemetry signals from spacecraft.
Before retiring from NASA in 1984, Mr. Dembrow was a liaison between the space agency and private contractors working on rocket engines. He later spent 10 years as a private aerospace consultant.
Daniel William Dembrow was born in Cleveland and completed high school in Hartford, Conn. He was a 1942 chemistry graduate of George Washington University, where he also received a master's degree in chemistry. He did postgraduate work in chemical engineering and philosophy at Johns Hopkins University.
During World War II, he served at a Navy facility in Indian Head and then for the Allegany Ballistics Laboratory in West Virginia.
Survivors include his wife of 57 years, Catherine Carder Dembrow of Silver Spring; five sons, former Maryland delegate Dana Dembrow (D-Montgomery) of Gamber, Md., Dale Dembrow of Damascus, Donald Dembrow of St. Leonard, David Dembrow of Sterling and Daren Dembrow of Silver Spring; a brother; and nine grandchildren.
-- Adam Bernstein
Donald R. Gochnour, 88, an FBI special agent who retired in 1976, died Jan. 2 at Suburban Hospital in Bethesda. He had been driving in Rockville when he suffered a ruptured abdominal aortic aneurysm and was taken to the hospital.
Mr. Gochnour joined the FBI as a clerk in the identification division. He worked for the FBI in Knoxville, Tenn., Seattle and Houston before settling in the Washington area in 1956.
Donald Ray Gochnour was born in Burley, Idaho, and raised in Everett, Pa. He was a 1941 education graduate of what is now West Chester University of Pennsylvania. He was in the Navy during World War II and participated in the Normandy invasion before serving in the Pacific toward the end of the war. He was a member of Woodside United Methodist Church in Silver Spring, where he was a past chairman of the grounds and garden committee.
Survivors include his wife of 59 years, Ruth Gregory Gochnour of Silver Spring; three children, Donna Riley and Gregg Gochnour, both of Rockville, and Mark Gochnour of Germantown; a brother; two sisters; and seven grandchildren.
-- Adam Bernstein
Darlene A. Ahalt, 62, who worked 35 years in the public affairs office at NASA's Goddard Space Flight Center in Greenbelt, died Jan. 13 at her home in Huntingtown. She had myelodysplastic syndrome, a bone-marrow disorder.
Mrs. Ahalt spent three years working for the Bureau of Naval Personnel before joining Goddard in 1968. In the public affairs office, she coordinated visits for U.S. presidents, Congress members and other dignitaries. She also planned and implemented special events, which included hosting former astronauts.
After retiring, she was executive administrator for the Maryland Space Business Roundtable, an organization that encourages aerospace-related business in Maryland.
Darlene Agatha Horton was born in Akron, Ohio. She volunteered with the Lanham Boys and Girls Club as a baseball coach and with several animal care groups.
Her son Ryan Ahalt died in 1997.
Survivors include her husband, Conord "Gene" Ahalt of Huntingtown; a son, Navy Cmdr. Shane Ahalt of Atoka, Tenn.; a brother; two sisters; and two grandsons.
-- Adam Bernstein
Julio Luna, 76, a Chilean-born senior executive with the Inter-American Development Bank from 1968 to 1986, died Jan. 17 at his home in Arlington County of complications from hip surgery.
In his years at the IADB, Mr. Luna worked in the departments of fishery and agriculture. He helped secure financing for the fishery and forestry industries of underdeveloped countries throughout Latin America.
From 1989 to 1995, he was executive coordinator in Washington for the Organization of American States' Inter-American Institute for Cooperation on Agriculture. Over the years, he also lectured on world hunger at the Inter-American Defense College at Fort McNair in Washington.
Julio Luis Ernesto Luna was a native of Valparaiso, Chile, and a 1954 graduate of the University of Chile's law school. He spent the next 10 years as executive director of Chilean fishery development. From 1964 to 1968, he worked in Brazil and Uruguay for the U.N Food and Agriculture Organization, helping supervise fishery development and legislation.
He was a past president of the Inter-American Development Bank's retirees association.
His marriage to Isabel Herrera Luna ended in divorce.
Survivors include his wife of 33 years, Graciela Volterra Luna of Arlington; four children from his first marriage, Julio H. Luna, Pablo Luna and Martin Luna, all of Santiago, Chile, and Beatriz Luna of Pittsburgh; a sister; a brother; and six grandchildren.
-- Adam Bernstein