Nancy G. Linton, 83, a Washington political and social affairs activist who had also been a public health nurse and Realtor, died April 28 at her home in Washington. She had emphysema.

Most prominently, Mrs. Linton spent many years on the boards of the District’s Historic Preservation Review Board and the old Friendship House, a historic Capitol Hill property that functioned as a social service facility.

After working as a public health nurse in Michigan, she became active in D.C. politics in the 1960s as a Democratic Party precinct worker. She worked for school board and city council candidates and was a ward coordinator of Marion Barry’s first campaigns for school board and mayor. In 1972, she was selected as a D.C. delegate to the Democratic National Convention.

In the 1960s, she was a board member of the Northwest Washington Fair Housing Association and the Metropolitan Washington Fair Housing Council. She oversaw nursing and health services during the 1968 Poor People’s Campaign and the “Resurrection City” shantytown that formed on the Mall.

Nancy Cox Gault was a Boston native and a 1947 graduate of the University of Chicago. She earned a degree from Cornell University-New York Hospital School of Nursing in 1950.

A licensed Realtor, she worked with Merrill Lynch from 1977 to 1989. She also was a watercolorist.

Survivors include her husband of 55 years, Ron M. Linton of the District, former chairman of the D.C. Water and Sewer Authority and Metropolitan Washington Airports Authority; and two daughters, Cynthia Linton of Cambridge, Mass., and Victoria Linton of Washington.

— Adam Bernstein