Anastasia (Nan) Leightizer Cook, 60, who retired last July as senior technical publications editor at the David Taylor Naval Ship Research and Development Center, died Nov. 4 at her home in Silver Spring after a heart attack.

Residents of Chevy Chase for many years, she and her husband, Dr. Ellsworth B. Cook, had been staying temporarily in Leisure World in Silver Spring just before moving to Arizona.

Mrs. Cook had first joined the David Taylor Center in Carderock in the late 1940s. She then spent four years working at Camp Lejeune in North Carolina and another four years at the submarine base in New London, Conn., before returning to the center her. She had 30 years of federal government service when she retired.

Born in Horsham, Sussex, England, Mrs. Cook grew up in eastern Canada. She graduated from Prince of Wales Junior College in Charlottetown, Prince Edward Island, and earned bachelor's degree in English and a bachelor's degree in economics from St. Francis Xavier University in Antigonish, Nova Scotia.

She came to this country in 1939, earned a master's degree at Clark University in Massachusetts and took further graduate work at Fordham University.

Mrs. Cook then taught at the Harvard Graduate School of Engineering and the Harvard School of Public Health before coming here.

In addition to her husand, who is a retired executive officer of the American Society of Pharmacology and Experimental Therapeutics, she is survived by sister, Josephine L. Bell, of Groton, N.Y.