The Witchmaster's Key

Frank and Joe Hardy are whisked away to England to help Professor Rowbotham, only to find themselves embroiled in a bizarre mystery involving an old witchmaster's funeral. From shadowed encounters to a terrifying black dog and an old crone's curse, the brothers face danger at every turn. They must uncover who burglarized the professor's witch museum and solve the disappearance of Lord Craighead, a quest that leads them across the Irish Sea to a black witches' coven, all to snatch the elusive Witchmaster's Key.