Mildred A Wirt Books in Order

A new French student at Starhurst puzzles Jean and Louise with her secrecy and reluctance to join the archery team. Stolen jade rings deepen the mystery, and the sisters try to help her.

Strange happenings around an old inn draw Jean and Louise into a mystery involving a stolen spoon. They also help a girl escaping a forced marriage and a man accused of taking a silver tray.

Nancy befriends dancers who have fled Centrovia and opened a school in River Heights. Threatening messages, their disappearance, and a set of paintings lead her toward a mystery involving scarlet slippers and missing jewels.

Jean and Louise's school musical rehearsals are disrupted by ghostly figures, moving armor, and other disturbances at Mozart Hall. When their original song is stolen, the sisters face another mystery that threatens their contribution.

A strange symbol found at a burgled mansion leads Nancy to Pennsylvania Dutch country. Her search for the thief becomes harder when rumors that she is a witch turn local people against her.

A stranger's determination to buy Louise's artificial black orchid puzzles the Dana sisters. When the flower disappears during their summer-camp visit, they investigate its hidden importance and possible connection to long-missing twins.

Nancy travels to Virginia to search for a valuable stained-glass window depicting a knight and a peacock. The hunt brings her to an old estate, where the window's whereabouts remain a mystery.

Nancy, Bess, and George visit New Orleans during Mardi Gras and investigate an apparently haunted showboat. Their search involves an impostor and the possibility of pirate gold hidden aboard the old vessel.

A violinist's urgent message about a winking ruby sends Jean and Louise to Europe with their uncle. During the voyage, a pair of hypnotists offers help that the sisters disagree about accepting.

A European trip brings Jean and Louise a request for help from Prince Rudolph Krisler. Their pursuit of the mystery takes them through Germany and Switzerland, where an abandoned chalet becomes part of the investigation.

Jean and Louise vacation near Chincoteague, hoping to see its wild ponies. A ghostly sailing ship appearing in the mist and a missing captain draw the sisters into a mystery around the lagoon.

Nancy travels to Hawaii to help investigate an inherited estate and its golden pavilion. Rival claims to the property and warnings about selling it send Nancy searching for a secret hidden on the grounds.

Jean and Louise help a friend search for a stolen gilded Garuda bird containing a valuable jeweled statue. Their investigation takes them to Bangkok, where the missing object presents a mystery for the sisters.

Nancy investigates a valuable item hidden by Mrs. Strook's uncle that could benefit the town of Francisville. Clues around an old stagecoach and a nearby camp guide her search for the missing bequest.

Nancy investigates the disappearance of a young woman from her aunt's New York apartment building. A stolen manuscript and dragon-marked stationery connect the case to Hong Kong and a search across the Pacific.

Jean and Louise investigate a stolen ring and a family's lost gold in California. A partly burned letter and a missing grandfather lead the sisters toward the Sierra Nevada and clues from the Gold Rush.

A life-size puppet moving across a moonlit lawn troubles a theater company based in an old mansion. Nancy investigates the strange performance while danger surrounding the property complicates the company's work.

After a train wreck in the Rockies, Jean and Louise search for a lost German shepherd. Their quest leads toward a lake, a town buried by a landslide, and rumors of a witch.

A mysterious black-robed intruder appears inside a museum and seems able to pass through walls. Jean and Louise investigate the disturbance and its connection to a white marble tiger given by a maharajah.

An anonymous moonstone gift puzzles Nancy just as she takes on the search for a missing granddaughter. Her investigation in Deep River draws her toward an abandoned castle, where threatening warnings suggest more than a local haunting.

Nancy travels to Scotland to investigate a missing family heirloom despite warnings to stay away. Visiting her great-grandmother in the Highlands brings another puzzle involving stolen sheep and a mysterious bagpiper, with clues scattered among ancient sites.

An anonymous warning tells Professor Crandall not to move a newly purchased bronze fountain to Starhurst School. Louise and Jean investigate, following strange clues involving ice skaters and a frightening figure while threats complicate their search.

While visiting Emerson University's celebrations, Nancy and her friends stay at a historic Pine Hill mansion. A phantom in its library and a story of wedding treasures lost in a shipwreck give them mysteries to investigate between festivities.

Louise and Jean help Judy Platt search for the silver dolphin named in her brother's will. Uncertain what the clue means, they follow leads from Miami to a Caribbean island while rivals scheme to claim the reward.

Louise and Jean's spring vacation becomes an investigation involving a wax bust of Queen Victoria, a stolen diamond, and a dubious car raffle. A Greenwich Village sculptress and suspects using disguises complicate their race to solve the puzzle.

A friend's disturbing dream sends Nancy to France in search of ninety-nine steps. Warnings follow her abroad, where her father's investigation of a financier's strange dealings may connect with the mystery she is trying to unravel.

Journalism student Kristie reports a stranger's story about a dinosaur relic, then finds herself caught in a college controversy. Scuba trips to a nearby quarry bring further danger when a supposed ghost begins sabotaging the students' equipment.

Nancy travels to Peru to decode an ancient wooden plaque that may point toward treasure. A gang steals the relic, complicating a search that takes her and her friends through Incan ruins while smugglers threaten their progress.

Louise and Jean sail to Portugal to investigate thefts from a friend's cork warehouse. Before arrival, a thief's interest in a young minstrel's guitar presents another puzzle, leaving the sisters to discover whether their two cases connect.

Louise and Jean spend spring vacation in a seaside town restoring its Victorian character. Lumber thefts, lighthouse signals, and a surfer who disappears before reaching shore pull them into an investigation of sabotage threatening the project.

Nancy investigates accusations that her father's client stole a valuable sapphire rather than creating his own synthetic gem. Threats follow her toward an East African safari, where the disappearance of an injured guide adds another mystery.

Despite a threatening phone call, Nancy joins friends on a tour of supposedly haunted places. A self-paddling canoe and phantom rider lead them toward an opponent whose ability to stay unseen makes the investigation increasingly dangerous.

A missing Turkish client and a coded message woven into a rug send Nancy searching for a vanished mannequin. The trail leads her friends to Istanbul, where enemies and another disappearance turn the unusual clues into a dangerous case.

Nancy, Bess, and George explore a strange house with a crooked staircase and an unpredictable robot. Finding its missing owner, who is wanted by police, means working through unusual clues and hazards built into the property.

A visit near Cooperstown draws Nancy into the mystery of a woman apparently walking across Mirror Bay. A vacation fraud and a threatening green figure in the woods complicate her efforts to understand the strange events around the cabin.

A sinister bird left on the Drews' lawn connects Nancy to a rare-bird farm threatened by redevelopment. Bad-luck symbols and threats target those resisting the takeover, forcing her to confront both a criminal scheme and its victims' fears.

Nancy's investigation of a glowing eye takes a personal turn when Ned is kidnapped. A note in his handwriting gives her friends a starting point, but dangerous clues and a rival lawyer complicate their attempt to find him.

Nancy joins an archaeological dig searching for treasure beneath Nevada's desert. An ancient stone bearing petroglyphs offers a clue, but threats from a rival treasure hunter make the search dangerous both underground and in the intense heat.

Repeated invitations to a teenage pageant draw Louise and Jean into the search for a stolen jeweled crown. A mythical bird statue offers a clue, while the kidnapping of a contestant makes their investigation urgently personal.

Flying lessons in the Midwest bring Nancy a case involving a hijacked plane and missing pilot. When a prize pony also vanishes, she investigates on horseback and in the air, following a coded medal and other puzzling clues.

Louise and Jean search Beacon College for treasure promised to the school at its centennial. A missing codicil may reveal its location, but extortionists and repeated sabotage threaten the sisters before they can unravel the century-old secret.

A sheep farmer receives a warning to decode pictures painted on parchment and correct a wrong. Nancy and his daughter Junie investigate, finding clues to extortion and kidnapping while fear spreads among people living nearby.

Louise and Jean search for a duplicate manuscript containing a disclosure by an orphan's grandfather. Unknown enemies also want the document, turning their effort to recover the secret into a dangerous race against people determined to stop them.

Nancy, Bess, and George travel to Florida to investigate suspected poachers around Crocodile Island. Their arrival brings kidnapping and further danger, as encounters with reptiles and hostile boats reveal a racket involving more than wildlife.

Nancy searches for a stolen pearl necklace and quickly attracts threats from those responsible. Traveling to Japan with her father brings further harassment, while a pearl-worshipping cult and an international jewelry company deepen the mystery.

Nancy goes to New York to investigate a swindle involving her aunt's friend. A troupe of magicians draws her suspicion, and leads stretching into Mexico and Los Angeles bring a missing child and threats meant to halt her search.

An uninvited witch interrupts Louise and Jean's Halloween party, claiming to guard the storm petrel. A fire discovered after the visitor leaves starts a chain of mysteries and dangers surrounding a secret group the sisters must investigate.

Nancy and her friends enter Shawniegunk Forest to investigate flying-saucer reports. A naturalist's missing inheritance and a man who appears and disappears add further puzzles, while wildlife and strange events turn the forest search into a dangerous expedition.

Nancy travels to Greece to investigate missing aid money and a friend's stolen inheritance. A strange symbol on an ancient mask points toward further wrongdoing, while threatening incidents make following the clues increasingly risky for her and her friends.

Nancy's solution to a magazine mystery contest is stolen, leaving her to prove the work was hers. A visit to Belgium brings clues involving a missing nobleman and a valuable cross, alongside thefts that complicate the investigation.

A student tour of Austria draws Nancy into efforts to help children escape an Iron Curtain country. Searching for a stolen film exposing political oppression adds another urgent mission, with hostile interference threatening both assignments.

Nancy arrives at an Arizona fitness ranch where unexplained accidents threaten the business. A search for valuable kachina dolls may reveal her opponent's motives, but first she must track down whoever wants the ranch forced to close.

An injured young man arrives at a River Heights hospital without identification or memory of his past. A royal Hindu ring gives Nancy a clue to his identity while she also works on a separate mystery for a harpist.

Nancy replaces a missing model at a New York benefit fashion show, only to discover that garments have been stolen. Following the disappearances draws her into a wider scheme threatening the people and designs behind the event.

An old family letter leads a French inventor to ask Nancy for help tracing an ancestral mystery. Meanwhile, unexplained burglaries at the River Heights Art Institute leave nothing missing, giving her another puzzle to investigate.

Nancy's vacation in Venice turns into an investigation when friends face smuggling accusations. A local duchess also needs help finding her kidnapped nephew, drawing Nancy and her companions into danger around Venice and Murano.

Nancy stars in Ned's college film club's vampire movie while investigating a stolen racehorse. Sabotage at the film location grows serious when fire strikes, leaving her two deadlines to meet before the thieves and troublemakers derail everything.

An aging millionaire asks Nancy to find the daughter he lost contact with years earlier. Her search takes her to Cheyenne during Frontier Days, where following the missing woman's past brings clues to a long-divided family.

During spring break in Fort Lauderdale, Nancy helps an elderly woman whose house has repeatedly been broken into. Nothing seems missing at first, but the puzzling intrusions lead Nancy toward a mystery involving rare stamps.

An unsolicited holiday prize sends Bess and George to a Bahamas resort, where they disappear. Meanwhile, Nancy investigates an abandoned boat linked to her own detective work, then follows the trail toward the island to find her friends.

Nancy investigates an amusement park carousel that mysteriously starts turning at night. Searching for an explanation draws her into more than one case, leaving her to work out what lies behind the apparently haunted ride.

A promising golfer's sudden withdrawal from a tournament draws Nancy Drew into a case involving opera stars and jewelry designers. Strange appearances of red spiders suggest connections she must untangle within a web of competing interests and hidden motives.

Tennis player Nina Ford asks Nancy to find her missing father and evidence that could clear his name. As threats surround Nina's tournament, Nancy discovers signs that someone is trying to fix the matches.

Nancy investigates the sinking of cargo ships near Colombia and finds herself kidnapped at a hacienda. With help from two friends, she searches for the connection between the maritime losses and the strange events surrounding her captivity.

Nancy helps a photographer accused of stealing other people's ideas while investigating an actress's disappearance. Anonymous video cassettes may connect the cases, but following their clues places another young woman in danger and raises the stakes of the search.

Nancy travels to Cornwall to discover why an old friend has changed since her marriage. Strange behavior, possible witchcraft, and drug smuggling complicate the investigation, while new romantic interests add another challenge to her stay in England.

Trouble at a chain of imported-art shops leads Nancy toward the theft of a valuable Inuit sculpture. With a friend missing and her father drawn into danger, she searches for the connection behind the suspicious events.

Nancy travels to Venice to investigate the kidnapping of a famous glassblower and the disappearance of an artist. Amid the city's artistic world, the two mysteries bring danger and romance into what becomes far more than a sightseeing trip.

A New York concert takes a mysterious turn when the band's lead guitarist disappears just before performing. Nancy and Ned investigate the suspects, uncovering signs of a conspiracy whose consequences reach beyond a single missing musician into the music industry.

A friend's near-fatal attack interrupts Nancy's Florida holiday. With only a whispered name to guide her, she searches the coast for the person responsible, hoping to identify the would-be killer before another attack turns deadly.

Nancy and Ned plan a skiing weekend to repair their romance, but dangerous incidents interrupt the holiday. With a broken towline and an out-of-control Jeep raising suspicions, Nancy must identify the threat before someone dies on the slopes.

Nancy goes undercover at Bedford High to investigate a thief, assisted by student Daryl Gray. Discovering the school's hidden secrets turns the theft case into a murder investigation, and Nancy realizes that the killer may be targeting her next.

Death threats lead Nancy to work undercover at a magazine where a coowner has many enemies. Ned's apparent interest in a suspect's sister adds personal strain, while the investigation places Nancy in the path of the would-be killer.

A Montana rafting adventure becomes dangerous after a threatening phone call and near-fatal incidents. Nancy suspects a murderer is stalking her group, but finding the culprit requires questioning everyone before the next supposed accident claims another victim.

Nancy investigates the unexplained death of former mayor John Harrington, a mystery dating back thirty years. Competition with Brenda Carlton and difficulties with Ned add personal complications as she tries to uncover what happened in the old case.

A party at wealthy Joanna Tate's home turns into a jewel-theft investigation. Nancy must contend with a rookie detective determined to solve it himself, while increasingly inventive attempts on her life make finding the thief urgently important.

An international tennis event draws Nancy into a secret government mission. Posing as a courier carrying a vital document, she is abducted by terrorists, placing her in danger amid negotiations involving a country close to revolution.

A valuable diamond disappears during a gala ballet performance, and Nancy searches for the thief. When suspicion touches Ned's new girlfriend, the investigation becomes personally difficult as she tries to recover the jewel and determine who deserves to be trusted.

Teenage heir Hal Colson is kidnapped, and his guardian blames the punk rockers he spends time with. Nancy and George investigate the accusation, but a dangerous encounter forces them to question whether the obvious suspects are really responsible.

Nancy investigates Caterina Reigert's kidnapping by pretending to write the girl's father's autobiography. The false assignment gives her a way into the case, where she must use that access to search for answers about the missing girl.

George's new interest in bicycle racing turns dangerous when she suffers vicious attacks and is forced off the track. Nancy investigates the campaign against her friend, trying to discover who wants to stop George from competing.

Nancy and Bess get a chance to appear as extras on a popular soap opera. Their excitement fades when actor Rick Arlen receives disturbing threats, drawing Nancy into an investigation behind the glamour of the television studio.

Mystery writer Monica Crown asks Nancy to help her daughter, who has been jailed over a diamond theft. Nancy must look beyond the accusation, reconstruct the heist, and find evidence that can establish whether the young woman is innocent.

A horror film is being shot in River Heights, but its frightening effects begin appearing at the Victorian mansion across the street. Nancy investigates the strange duplication, hoping to uncover who is turning staged scares into a real mystery.

Nancy travels to Montreal to investigate blackmail targeting successful people in the same social circles. What looks straightforward becomes a contest of wits against a skilled criminal whose intelligence makes every step toward the truth more difficult.

Carson Drew faces bribery and corruption accusations while defending a reporter pressured to reveal sources about organized crime. Nancy searches for the truth behind the charges, suspecting a campaign designed to silence both her father and his client.

Dangerous practical jokes disrupt the Emerson College basketball team's push toward the playoffs. Nancy investigates before the sabotage goes further, but suspicion falls on a friend of Ned's, putting her search for answers at odds with personal loyalties.

A call from flight attendant Jennifer Bishop brings Nancy to Seattle to investigate a colleague's death. Jennifer believes it was murder, and Nancy's search for answers leads toward a smuggling operation that makes their reunion increasingly dangerous.

Nancy joins the Hardy Boys in New York at Christmas to track two expert cat burglars. Suspecting that the crown jewels of Sarconne are their next target, the detectives try to prevent a theft with royal consequences.

Threats against designer Kim Daley draw Nancy and Bess into the fashion world. After Nancy drinks poison intended for Kim, the investigation becomes a race to identify the attacker and find an antidote before her time runs out.

Nancy overhears a plan to sell CIA secrets during a Caribbean cruise while the Hardy Boys investigate thieves targeting wealthy passengers. Murder brings their cases together, forcing the detectives to confront dangers hidden among the ship's guests and crew.

Nancy agrees to investigate rival Brenda Carlton's boyfriend at her father's request. Brenda mistakes the inquiry for romantic interest, but evidence of the man's troubling past makes Nancy's task one of protecting someone unwilling to hear her warnings.

Nancy's high school reunion becomes a case when former cheerleader Wendy Harriman discovers her room ransacked and a death threat left behind. The gathering of old classmates now offers an opportunity to investigate who wants Wendy frightened or dead.

A trip to Los Angeles draws Nancy into an arson investigation at a luxury hotel. She searches for the person responsible and the reason behind the fire, while the apparently glamorous setting conceals a dangerous mystery.

Gossip columnist Beverly Bishop is killed before publishing a book containing damaging information about Senator Marilyn Kilpatrick. With the senator's gun implicated, Nancy investigates whether the obvious motive and weapon tell the full story of the murder.

Nancy and Ned enroll at a celebrated Chicago cooking school after making a bet. When two chefs die soon afterward, their culinary experience turns into a murder investigation, with Nancy searching for answers behind the school's reputation.

While vacationing in New York, Nancy saves an elderly woman's life, only to learn that she has died days later. The troubling sequence prompts Nancy to investigate whether the woman's apparently devoted family has something to hide.

Nancy's Hawaiian trip becomes a kidnapping investigation when a millionaire's granddaughter disappears. A ransom demand tied to the family's bank shares points toward a mysterious corporation, and Nancy must unravel the financial motive while searching for the missing girl.

A California college visit turns into an investigation after a sorority girl's mysterious drowning. Nancy poses as a transfer student to search for answers, discovering that the friendly appearance of campus life conceals tensions and potentially dangerous secrets.

A cruise to Rio de Janeiro takes an unexpected turn when Nancy receives a drawing of a black widow spider. Its coded message gives her a new mystery, transforming an anonymous delivery into a puzzle she must unravel.