George B. Barnes, son of Charles Barnes, held various political roles throughout his career. He was elected to the Texas Legislature at the age of 21 and later served as a candidate for governor. Barnes was also a member of the Republican Party and was involved in the election campaign of Mr. Connally for governor in 1962. This information was gathered from an article on the New York Times website titled "An Untold Story Behind Jimmy Carter's Presidential Defeat" which provides insight into Barnes' political career and his association with Mr. Connally. Source