Carolyn Keene

When the home of Felix Raybolt, an unscrupulous patent dealer, burns down and Raybolt disappears, the police suspect an act of revenge. Nancy tries to exonerate an inventor who has been swindled by Raybolt. The first clue is an anonymous diary dropped near the burning house.

Nancy Drew solves her first mystery when the accidental rescue of a little girl who lives with her two great-aunts leads on an adventurous search for a missing will.

Mr. Drew is on the trail of an international ring of jewel thieves and asks Nancy to assist him. The trail leads to a summer resort area. Before Nancy has a chance to start work on her father’s case, a golf caddy tells her a frightening tale--in the dense woods nearby is an old wooden footbridge guarded by a ghost! Intrigued by the caddy’s story, Nancy decides to investigate. Several riddles confront the young detective as she attempts to solve...

A friend of Carson Drew’s has been arrested and charged with sending a truck loaded with explosive oranges into the Space Center complex at Cape Kennedy. Knowing that Mr. Billington could not possibly be guilt of sabotage, Nancy and her father rush to the defense of the accused man. During the Drews’ investigation, Nancy become suspicious of an old spooky mansion that houses fierce African wild animals on its extensive grounds. Soon, she discovers...

Teenage detective Nancy Drew uses her courage and powers of deduction to solve the mysterious happenings in an old stone mansion.

A strange message attached to the leg of a wounded homing pigeon involves Nancy in a dangerous mission to find and free an elderly woman held prisoner in an old mansion.

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...

"Nancy's Alaskan adventure continues as she, Bess, and George disembark the mystery-plagued Arctic Star cruise ship and explore the grand sites of the forty-ninth state: Skagway; the Yukon territory, and Denali National Park. It's spectacular scenery, but things start to go wrong almost immediately, leading Nancy to believe that whoever was behind the unsolved mayhem aboard the ship has followed them onto dry land. The girl detectives had better watch...

Nancy and her friends Bess and George tour the dangerous waters off the coast of Alaska on a posh new ship's maiden voyage, a journey that is overshadowed by a series of deaths and near-misses that reveal the work of a saboteur.

Challenging questions confront Nancy Drew when she attempts to solve the mystery of the strange tapping sounds in the house of a retired actress. Who is the tapper? How does he gain access to Miss Carter’s house, despite securely locked doors and windows? Why do the tapping sounds come in Morse code? While trying to learn the answers to these and other puzzling questions, Nancy finds her investigations complicated by the dishonest administrator...