A Stranger Came Ashore

Set in the Shetland Islands "Twelve-year-old Robbie becomes convinced that the stranger befriended by his family is one of the Selkie Folk and tries to get help against his magical powers from the local wizard." --summary, WorldCat library record of the 1st ed., {{OCLC|2423990}} "Stories about the haunting powers of certain creatures called the Selkie Folk prove true for the Hendersons when they offer shelter to a young man who supposedly survived a shipwreck." --blurb at Amazon.com 2018-07-11