Bessie Fisher Turco, 70 a retired government statistician and accountant who was active in patriotic organizations, died Saturday at the home of a son in Bowie. She had cancer.

Mrs. Turco was Maryland state treasurer of the Daughters of the American Revolution at the time of her death. She was a past regent of the DAR's Janet Montgomery Chapter in Gaithersburg. She was a member of the Catholic Daughters of America.

She worked for the government for 30 years before retiring in 1969. She began her government career with the Agriculture Department and later worked for the Vetrans Administration before joining the Air Force Department's surgeon general's office in 1955.

Mrs. Turco was a native of Pennsylvania and came to Washington in the 1920s. She was a graduate of American University. She was a resident of Gaithersburg, where she had belonged to the Gaithersburg Business and Professional Womens Club and St. Martin' Catholic Church. She was a member of the Young at Heart organization at St. Martin's.

Her husband, Rudolph J. Turco, died in 1967. Survivors include three sons, Joseph E. of Bowie, Navy Cmdr. Ronald F. of Wheaton, and Frederick, of Rockville; four brothers, William Fisher of Milesburg, Pa., Chester Fisher of Bellefonte, Pa., Merrill Fisher of Milesburg, and Frank Fisher of Pennsylvania; two sisters, Edna Margaret of Arlington, and Anna Strouse of State College, Pa. and 11 grandchildren.

The family suggests that expressions of sympathy be in the form of contributions to the Xaverian Brothers, 10516 Summit Ave., Kensington.