"There’s A Song in the Air, Hidden Meanings in our Christmas Carols," by Adrienne Ashley, Vol. 31, Fourth Quarter 1970, No. 4. This is an issue of the "New Age Interpreter," a California spiritual magazine issued quarterly. 

"Devoted to studies designed to aid the modern seeker to a spiritual reorientation in the light of the Ageless Wisdom." Edited by Theodore Heline. (Both Theodore and Corinne Heline wrote numerous occult publications, as well as the popular New Age Bible Interpretation series.)