Nancy and her friend Helen visit their friend Emily Willouby at the Lilac Inn, which Emily now owns, to help her plan her wedding. Emily plans on selling inherited diamonds in order to help fix up the Lilac Inn. However, Nancy soon learns that someone has been impersonating her and making expensive purchases under her name. Soon after, Emily's diamonds are stolen Can Nancy find the thieves and recover the missing diamonds?
Nancy and her friends, Bess and George, meet Joanne Byrd on a train ride home. Joanne lives at Red Gate Farm with her grandmother, but if they do not raise enough money to pay the mortgage, they will soon lose the farm Nancy, Bess, and George decide to stay at Red Gate for a week as paying customers. Soon, they learn about the strange group of people who rent a cave on the property. They describe themselves as a nature cult called the Black Snake Colony. Nancy investigates their group and helps to uncover a ring of counterfeiters in town
Another exciting mystery begins for the young detective when her friends Bess and George ask her to investigate a rumor that their wealthy great-granduncle, Asa Sidney, is virtually a prisoner in his own mansion. But solving the mystery and befriending Carol Wipple, the sixteen-year-old foster daughter of the caretakers of the old mansion, nearly costs Nancy the friendship of Bess and George. It takes all of Nancy's sleuthing ability as well as diplomacy to save it.Nancy braves one danger after another to bring to justice the swindlers who are stealing Asa Sidney's fortune. With only the sign of the twisted candles to guide her, Nancy uncovers hidden treasure and an amazing letter that ends a family feud and brings unexpected happiness to Carol.
A group of professional detectives challenge Nancy to tackle a mystery that they have failed to solve: find an invaluable message hidden by a missionary centuries ago in a hollow oak tree in Illinois. While searching the woods for the ancient tree, Nancy and her friends live with a group of young archaeologists who are excavating prehistoric Indian burial mounds on a nearby farm. A shadowy enemy stalks Nancy and harasses everyone at the dig. The young investigator pursues her dangerous adversary to an outlaws' cave, and is threatened when she discovers an unusual treasure. How Nancy, with few clues to go on, solves this complex mystery will thrill all readers.
What secret life-giving power does the exquisite ivory elephant charm contain? Can the trinket really protect its wearer from all harm? Nancy Drew finds out when the owner of the Bengleton Wild-Animal Show asks her to investigate one of the performers who may be involved in some mysterious illegal scheme.The girl detective's assignment becomes complicated when the elephant trainer's young assistant, Rishi, seeks refuge at the Drew home from his cruel foster father, Rai.While following clues to help the boy find his real father, Nancy learns about an eerie abandoned house. She is harassed by its strange owner, Anita Allison, and the fiendish Rai. How Nancy uses the ivory charm, reunites a maharaja with his son, and brings the evildoers to justice will mystify readers from beginning to end.
Once again, Nancy faces two puzzling mysteries at once The first concerns a valuable collection of rare books that Mrs. Horace Merriam commissioned anart dealer to sell--has he swindled her instead? The second mystery revolves around the baffling theft of a beautiful marble statue. To solve both mysteries, the famous young detective disguises herself and assumes a false identity. Despite these precautions, danger stalks Nancy's every move. An attempted kidnapping, a nearly disastrous sailboat collision, and an encounter with a dishonest sculptor are just a few of the exciting challenges that Nancy is faced with as she gathers evidence against a clever ring of art thieves.
From the moment Nancy Drew boards an ocean liner leaving for New York, she becomes involved in a new and dangerous mystery. A man on the pier gestures to someone on board in sign language. BEWARE OF NANCY DREW AND NE, he signals. Who is NE? Can it be Nelda Detweiler, a young woman who shares a cabin with Nancy, Bess, and George? Mystery and intrigue follow the girls across the ocean; but with her usual ingenuity Nancy solves the mystery and defeats her enemies before the ship reaches New York.
Prompted by the concerns of a young child, Nancy investigates a small studio on the Chatham estate. She discovers that there is a connection between the mysterious occurrences at Ship Cottage and her search for a treasure island. With only half of a map, Nancy sets out to find the man who possess the rest of the map that will pinpoint the location of buried treasure. Constantly beset by danger and intrigue, Nancy courageously outwits her enemies and solves one of the most challenging cases in her career as a teenage investigator.
An antique dealer's revelation about a former queen's priceless heirloom starts Nancy on a trail of exciting adventures. Madame Alexandra, now living incognito in River Heights, asks Nancy to find her missing grandson. With only one clue to go on - a faded photograph of the prince at the age of four - the young detective begins her search. Nancy's investigation unmasks a slick imposter and reunites the long-separated family in this suspense-filled story.
Nancy Drew witnesses a purse snatching and runs after the thief. She rescues the purse, but not its contents, then is asked by the owner, a doll collector, to do some detective work. Readers will enjoy Nancy's clever ways of finding all she seeks, and bringing happiness to a misunderstood child and her lonely grandmother.