Robert Leon Kaplow Photographic Technologist Robert Leon Kaplow, 76, who worked for the Naval Ordnance Laboratory for more than 30 years before retiring in 1979 as a senior engineer and photographic technologist, died of cancer Jan. 8 at Holy Cross Hospital. Mr. Kaplow, who was born in Elmira, N.Y., graduated with a degree in photography from the Rochester Institute of Technology, then he began his career at the ordnance laboratory in 1943. He was involved in audio and photographic engineering in scientific applications and at one point headed the engineering group in photographic design and development. His first wife, Marian Kaplow, died in 1965. Survivors include his wife, Marge Kaplow of Wheaton; three children from his first marriage, Andrea Wood of Columbia, Joel Kaplow of Bloomfield, Calif., and Melinda Marino of San Diego; three stepchildren, James Hunt of Marietta, Ga., Deborah Palm of Williams, Ariz., and Candance Hunt of Slocomb, Ala. Marion Black Klink Pianist Marion Black Klink, 89, who played the piano in nightclubs and restaurants in the Washington area in the 1960s and 1970s, died Feb. 3 at the Woodside Nursing Center in Silver Spring. She had dementia. Mrs. Klink played at the Neptune Room and the Monacle and Silver restaurants. Earlier, she taught piano privately at her home in Silver Spring. She was a Philadelphia native who moved to the Washington area as a young woman. Her husband of 60 years, Granville Klink, died in 1997. Survivors include three sons, Granville Klink III and Andrew Dunne Klink, both of Silver Spring and Robert Norman Klink of Laytonsville; four grandchildren and a great-granddaughter. W.H. Bruce Erwin Air Force Brigadier General W.H. Bruce Erwin, 83, a retired Air Force brigadier general who flew combat missions in World War II, died of cancer Feb. 2 at Vencor Hospital. Gen. Erwin, who lived in Arlington, served 27 years in the military, beginning with the Army Air Corps in 1941. He was commissioned brigadier general in 1966 and subsequently served as secretary of the international staff of the Supreme Headquarters Allied Powers Europe and executive to Supreme Allied Commander Europe. He retired from the military in 1968 and worked about 10 years for the Institute for Defense Analysis as department head of the social studies division. He was born in Chicago. He graduated from Park College in Parkville, Mo., and received a master's degree in international affairs from George Washington University. During World War II, he piloted fighters in 35 combat missions in the South Pacific and served as an instructor pilot of the B-17. His post-World War II assignments included faculty positions at the Air War College and Air Force planner with the intelligence branch of the 3rd Air Force in Britain. His wife, Gloria Wiles Erwin, died in 1986. Survivors include two sons, Michael MacKuen of Chapel Hill, N.C., and retired Air Force Lt. Col. Douglas L. Erwin of Colorado Springs; and a granddaughter. Anna Crawford Crenshaw Lopez Editor & Writer Anna Crawford Crenshaw Lopez, 85, a retired map editor and writer with the U.S. Geological Survey, died Jan. 28 at home in Potomac. She had Parkinson's disease. Mrs. Lopez was born in China, the daughter of U.S. missionaries. For the first 14 years of her life, she lived in China. She was a flower girl at author Pearl Buck's wedding in 1917 in Shanghai. In 1927, she came to the United States and settled in Arkansas. She attended Bryn Mawr College then worked at the 1939 World's Fair in New York. She came to Washington in 1942 to work for the U.S. Geological Survey on World War II maps. Later, she edited maps wrote pieces on volcanoes, the geologic history of the Washington area and the geologic sources of building stones. She took a five-year leave from the agency in the 1960s to accompany her husband, a Geological Survey cartographer, to assignments in Brazil and Mexico. In 1975, she retired. Her avocations included travel and archaeology, and she had participated in several archaeological digs. With her husband, Francis X. Lopez, she spent several decades building their modernist-style house in Potomac, a project they began in 1948. In addition to her husband, whom she married in 1943, survivors include two children, Crawford X. Lopez of Leesburg and Luisa Lopez Dembski of Potomac; and two grandsons. William Dunbar Boyd Sr. Physician and Medical Examiner William Dunbar Boyd Sr., 76, a general practitioner for 35 years in St. Mary's County, where he also served as medical examiner, died of cancer Feb. 1 at his cattle farm in Chaptico. Dr. Boyd began his career as one of about half-dozen doctors in the largely rural county. He delivered more than 1,000 babies and was active in the operation and expansion of St. Mary's Hospital. He retired in 1984. Dr. Boyd was a fourth-generation Washingtonian. He graduated from Eastern High School and George Washington University and its medical school. He interned at Providence Hospital and served in the Army Medical Corps. Dr. Boyd served in St. Mary's as a director of the hospital and on the Land Preservation Commission and the Democratic Central Committee. He was a delegate to the 1968 Democratic National Convention in Chicago. He was also a charter member of the Southern Maryland Sailing Association, St. Mary's Historical Society and Wicomico Hunt Club. Survivors include his wife of nearly 55 years, Lorraine Noonan Boyd of Chaptico; four children, Dr. William D. Boyd II and Lorraine B. Brewer, both of Chaptico, Mary Evelyn Boyd of Mechanicsville and Dr. James C. Boyd of Bushwood; nine grandchildren and two great-grandchildren. Charles Lewis Pyle Businesswoman Charles Lewis Pyle, 77, who retired in 1996 after 50 years as owner of the Charles L. Pyle Bakery Equipment firm, which served many family-owned bakeries in the Washington area, died Jan. 31 at the Crofton Convalescent and Rehabilitation Center. He had Alzheimer's disease and had suffered a stroke. Mr. Pyle was a native of Arlington and a graduate of Washington- Lee High School. He attended George Washington University. He served in the Navy in Hawaii during World War II. Mr. Pyle was an elder of Landover Christan Church. His first wife, Evelyn George Pyle, died in 1986. Survivors include his wife, Marjorie Sherman Pyle of New Carrollton; five daughters from his first marriage, Nancy Minter of Fairfax, Carol Fohner of Crofton, Janice Hansman of Arnold, Marilyn Luke of Germantown and Barbara Mathews of Burtonsville; and six grandchildren. George Victor Coelho Psychologist George Victor Coelho, 80, a retired National Institutes of Mental Health senior psychologist, died of cardiovascular disease Jan. 30 at his home in Bethesda. At NIMH, where he worked for more than 30 years until his retirement in 1996, Mr. Coelho primarily focused on cross-cultural migration problems and assimilation. In the 1980s, he worked in the office of the administrator of substance abuse and mental health services. He was a fellow at the Institute for Advanced Study at Stanford University, and he briefly worked for the United Nations Educational, Scientific Cultural Organization in Paris in the mid-1960s. In retirement, he organized conferences on historical awareness between Portugal and his native Goa, India. He traveled frequently to Goa and worked on an anthology of 20th-century Goan poets. He graduated from St. Xavier's College in Bombay and received a master's degree in Latin from the University of London. He came to the United States in the mid-1950s to study at Harvard University, where he received a PhD in social psychology. His marriage to Rani Coelho ended in divorce. Survivors include three children, George Arjun Coelho of Danville, Calif., Susie Coelho Rounds of Los Angeles and Victor Anand Coelho of Calgary, Alberta; a stepdaughter, Lakshmi Halper of Chevy Chase; three sisters; and a grandson.