My final Christmas upload this year. This is a medley of:
Joy to the World
We Three Kings of Orient Are
Angels From The Realm of Glory
What Child Is This
O Come O.Come Emmanuel
reprise We Three Kings of Orient Are
The First Noel
It was published in "Christmas Organ Album: Fourteen Characteristic Pieces" by J. Fischer & Bro. of Glen Rock, IN in 1961. The book is readily available on Amazon and other reseller websites.
No credit is given for whoever arranged this piece.