Excello had two sister labels: Nashboro issued gospel recordings, and Nasco featured pop and rock and roll songs. Here is a late Nasco 78. It’s by Warren Storm on Nasco 6028, and it is titled, “So Long So Long (Good Bye Good Bye)” backed with “I’ve Got My Heart In My Hand.” It was released in June 1959.
American 78s - The Last Year 