1604th Air Base Group emblem. The 1604th was stationed at Kindley Air Base, Bermuda from 1 June 1948 until 30 June 1970. /from June to October 1948 it was named the 522d Air Base Group, and for a while was an Air Base Wing. It was first assigned to the Atlantic Division of Military Air Transport Service. The motto is in Latin and means "Ready in Spirit and in Deeds"