Army Col. Frederick D. Bell, 48, a decorated field artillery officer and Vietnam veteran who had served as comptroller at Fort Meade, Md., since 1979, died of a heart attack Tuesday at the home of a daughter, Catherine, in San Antonio, Tex. He was there to attend her wedding on Saturday.

Col. Bell, who lived on base, was born in Baltimore. In 1953, he entered a bachelor's degree in business administration from the College of William and Mary and was commissioned a second lieutenant in the Amary. He later earned a master's degree in business administration from Syracuse University.

In the early 1960s, after completing advanced training, he was assigned to the U.S. Military Assistance Advisory Group in Tehran, Iran, as a field artillery adviser to the Iranian Army.

In the late 1960s, he served in Vietnam as a field artillery group executive officer and as commander of an artillery battalion with the 199th Light Infantry Brigade. He was awarded two Air Medals and a Bronze Star Medal for his service.

Besides field artillery assignments, Col. Bell's military duty included tours as executive officer and comptroller at European Southern Command Headquarters and as an adviser on field artillery ballastic missiles to West German and Italian military leaders.

In addition, he had served as Executive Officer of a field artillery ballistic missile battalion in Southern Europe.

Col. Bell's other military decorations include the Legion of Merit (twice) and the Army Commendation Medal (twice).

Besides his daughter, survivors include his wife, the former Liselotte Supp of Fort Meade; two other daughters, Margaret, also of Fort Meade, and Army 2nd Lt. Christine Bell of Fort Benjamin Harrison, Ind; his mother, Evelyn Bell of Bedford, Pa., and a brother, Richard S., of Flourtown, Pa.