From a beautiful piece called "A Ceremony of Carols", written by Benjamin Britten.
Submitted to YouTube by : 4boytrebles who utilized artwork from their own archives
My high school presented "Ceremony of Carols" for Christmas 0f 1961. I was 15, and was one of several soloists. That remains a fine memory!
The following year, I played the mother in Gian Carlo Menotti's "Amahl and the Night Visitors", which became an even greater memory!
Ah, the olden days!