Oh, Happy Day (Gilley) by T. L. Gilley, Jr., 1945

This SATB quartet was written by Vida Munden Nixon and composed by T. L. Gilley in 1946. It is #128 in the collection, "Select Radio Songs" by Stamps Quartet Music, 1946 and the collection is available on Amazon.
Born in 1913 and a member of the Church of God. T. L. Gilley attended Vaughan's School of Music, Lawrenceburg, Tennessee. He was a farmer and prolific writer, having had songs published by many companies, but principally by Tennessee Music and Printing Company.
Try the interactive tutorial, or download the Sheet music here: musescore.com/user/30522520/s...