Dr. Delmores Secret is an absorbing tale of mystery by Fenton Ash, author of at least three Lost-World novels. Little is known about Aubrey/Atkins. He was involved in a scandal at the turn of the century and sentenced to nine months imprisonment for obtaining money by deception. After leaving prison he dropped the name Frank Aubrey and in his early 60s, following a three-year hiatus began writing as Fenton Ash.