Title: Secret at Mystic Lake
Description: To celebrate her birthday, George is taking Nancy and Bess on a bike tour around Mystic Lake, but when their tour guide disappears and unknown adversaries steal their supplies and slash their tires, Nancy begins looking for clues.
Subjects: Detective and mystery stories, Cycling, Camping, Juvenile fiction, JUVENILE FICTION / Girls & Women, Lakes, JUVENILE FICTION / Mysteries & Detective Stories, Fiction, Bicycle touring, JUVENILE FICTION / Action & Adventure, Children's fiction, Camping, fiction, Mystery and detective stories, Bicycles and bicycling, fiction, Collection: NDD, Drew, nancy (fictitious character), fiction, Friendship, fiction, Birthdays, fiction