Dixon, Franklin W
Summary: The Hardy boys' investigation of a museum robbery in England arouses the anger of a coven of black witches. There is no time for explanations when Mr. Hardy telephones Frank and Joe from the West Coast and sends them flying off to England to help his old friend Professor Rowbotham. Their stay in East Anglia begins with a weird omen, as they witness the bizarre funeral of an old witchmaster....
Format: text
Publisher / Publication Date: Grosset & Dunlap 1976