One Mystery and a Chick Book

Here's what came in today:

They Never Came Home, by Lois Duncan. When 2 teenage boys disappear while on a camping trip, and a mysterious phone caller claims that one of the boys owes him a lot of money, a nightmare begins for their families.

The Mislaid Magician, or Ten Years After, by Patricia C. Wrede and Caroline Stevermer. This one continues the adventures of Kate and Cecilia from Sorcery and Cecilia and The Grand Tour. It's ten years later and the advent of the railroad is disrupting the underground magic realm endangering all of Britain.