In 1939 , he was made second assistant to Melvin J. Ballard , supervisor of the committee .
In 1920 , Cannon was appointed to the General Music Committee of The Church of Jesus Christ of Latter - day Saints .
In 1939 , Cannon was made second assistant to Melvin J. Ballard , supervisor of the committee .
In 1920 , Cannon was appointed to the General Music Committee of The Church of Jesus Christ of Latter - day Saints .