I believe this is the first incarnation of Emma Restal Orr's book - it was republished as Druid Priestess, and then re-published a second time as a Pagan Classic, by Moon Books, where it's reverted to the original title, and found a new cover. I've tagged all three versions of the cover for clarity....
Spirits of the Sacred Grove was first published under that title in 1998. In 2001, Thorsons republished it under the title of ‘Druid Priestess’ and in 2014 it was re-released under the original title again, by Moon Books. At this point it became available in ebook form for the first time. This is ...