321st Avn det Quang Tri : I worked there on my last tour up until 1/72 both GCA and tower after stand down to Hue stayed behind to train VNAF returned once with Sp Gilbert Byrd to repair nav aid after no one was there a quick in and out thing home by 2/72

My father was in the 321st ASD in 07/1970. Do you know if it was under the 1st AVN Brigade then?