Frank Wesley S. Evans, 91, a retired assistant treasurer of the C&P Telephone Co., died of cardiac arrest Saturday at the Potomac Valley Nursing Home in Rockville.

Mr. Evans joined the telephone company as a "temporary" clerk in 1907. Two years later, he was promoted to paymaster and traveled the city by horse and buggy to deliver wages to company employees. He was named assistant treasurer of the C&P Telephone companies of Washington and West Virginia in 1923. He retired 30 years later.

He was a member of the Alexander Graham Bell chapter of the Telephone Pioneers of America, the Society of Oldest Inhabitants, and the Chevy Chase Masonic Lodge. He was an honorary life member of Congressional Country Club.

He helped organize the Bethesda chapter of the Knights of the Round Table and was a cofounder of the Chevy Chase Charters, a men's chorus.

Mr. Evans was born in Hyattsville. He was a graduate of Central High School, where he played on football and baseball teams.

He was a member of Chevy Chase Presbyterian Church and was a tenor soloist there and in other area churches for many years.

Survivors include his wife, Elizabeth D., of the home in Bethesda; a son, Deen, of Severna Park; a step-daughter, Betty Ann Kemp, of Kilgore, Tex.; a step-son, Forest D. Montgomery, of Potomac; four grandchildren, and seven great-grandchildren. CAPTION: Picture, FRANK WESLEY S. EVANS, 1953 Photo