Nancy becomes involved in another mystery when she accepts an invitation from Mrs. Chantrey, a client of Mr. Drew, to vacation at her cottage in a picturesque seaside town. Carson Drew has promised to join his daughter, but fails to arrive. The alarming disappearance of Mr. Drew and the odd circumstances surrounding his rescue are only the start of a series of highly dangerous adventures for Nancy and her friends Bess and George. Mrs. Chantrey's story about a nearby Cliffside cave reputedly inhabited by a ghost intrigues Nancy and she decides to investigate. Several frightened townspeople...

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.

When Mrs. Putney seeks Nancy Drew's help in recovering her stolen jewelry, the search for the thieves takes the teen-age detective and her friends Bess and George to the colorful French Quarter of New Orleans. But the quest is hampered by the strange behavior of Mrs. Putney, and two young women who are being victimized by so-called spirits. How can Nancy fight these unseen perpetrators of a cruel hoax? And how can she help the gullible victims when the spirits warn them not to have anything to do with Nancy?

Nancy Drew and her friend Bess discover that a rare and valuable Chinese vase has been stolen from the pottery shop of Dick Milton, a cousin of Bess. Dick had borrowed the vase from his Chinese friend, elderly Mr. Soong, and he is determined to repay Mr. Soong for the loss. He tells Nancy that if he can find "the leaning chimney," he will be on the track of a discovery which will solve his financial problems. Nancy finds the leaning chimney, but it only leads her into more puzzles. Can there be any connection between the vase theft - one of a number of similar crimes - and the strange...

Adventure abounds on the Bonny Scot in Boston Harbor as Nancy Drew helps Captain Easterly uncover the mystery of his ghostly visitors. From the moment the clever young detective and her friends, Bess and George, take up residence on the old clipper ship they are confronted with fire, theft, and other dangerous situations. Nancy faces an additional challenge: to find a clue to the clipper's missing figurehead. If she is successful, it will help her lawyer father to trace the history of the Bonny Scot and establish a clear title to the ship for Captain Easterly. But strangely there are no...

Terry Scott, a young archaeology professor, seeks Nancy's help in unearthing a secret of antiquity which can only be unlocked by three black keys. While on an archaeological expedition in Mexico, Terry and Dr. Joshua Pitt came across a clue to buried treasure. The clue was a cipher carved on a stone tablet. Before the professor had time to translate the cipher, the tablet disappeared - along with Dr. Pitt Terry tells Nancy of his suspicions of the Tinos, a Mexican couple posing as scientists who vanished the same night as Dr. Pitt. Nancy and her friends follow a tangled trail of clues that...

When Nancy learns that the Drews' housekeeper has been duped by an elegantly dressed woman into buying a stolen fur piece, the young detective starts a search for the clever swindler. To Nancy's astonishment, she discovers that the woman is using the name Nancy Drew. The dishonest acts of the impostor point the finger of suspicion at Nancy herself and result in her being questioned by the police. Join Nancy in this thrilling mystery as she solves the mystery and clears her name.

A masquerade party at the Hendricks' mansion quickly turns into a mystery when Nancy and her favorite date, Ned Nickerson, spy a stranger about to climb the rose trellis to the second story. Who is this enigmatic man in the black cloak and the exotic woman in the Javanese costume? Are they members of a gang of wily thieves who sneak into partied given by wealthy people and steal jewels and art treasures? And why is the owner of the black velvet hooded mask that Ned finds in the Hendricks' garden so desperate to get it back? To find the answers Nancy and her friend George devise a daring plan....

When a neighbor asks Nancy Drew to accompany her to an old uninhabited mansion, a new mystery opens ups, and danger lurks on the second floor. Nancy finds a witch tree symbol that leads her to Pennsylvania Dutch country in pursuit of a cunning and ruthless thief.

The friendly welcome the young detective and her friends receive from the Amish people soon changes to hostility when it is rumored that Nancy is a witch Superstition helps her adversary in his attempt to get her off his trail, but Nancy does not give up. Persistently she uncovers one clue after another.
Nancy's intelligence...

Bess and George invite Nancy on a trip to New Orleans, to help their relatives solve a mystery. Their uncle wants to restore an old showboat, the River Princess, but no one will go near it Mysterious occurrences are making everything believe the boat is haunted. Can Nancy uncover the truth?