Her Ways Are Death

Evelyn Charles Henry Vivian (Jack Mann, E. Charles Vivian, 1882-1947) was the pseudonym of Charles Henry Cannell, an British editor and writer of fantasy and supernatural, detective novels and stories, including this occult detective novel in which the hero becomes involved in an eons old feud between two ancient families and falls in love with a white witch who uses an artifact from Atlantis to enter the fourth dimension,