GREENWICH, Conn. (AP) _ Alan Mims Thomason, the president of United Press International from 1962 until 1972 and an employee of the news service for 40 years, has died of pneumonia at age 74.

Thomason, who died Thursday, began his association with United Press in Raleigh, N.C.

United Press merged with International News Service in 1958 to form UPI.

Thomason became chairman of the board in 1972, and retired in 1974.

He was elected vice president and general manager of United Press Newspictures in 1952, and was responsible for the development of United Press radiophoto service to South America, Puerto Rico, Central America, Australia, Europe, the Philippines, Hawaii and Japan.

Thomason, a native of Lynchburg, Va., is survived by his wife, Elizabeth Pfeffer Thomason, two daughters and a son.

Memorial services are scheduled for Monday.

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