Carolyn Keene

Nancy encounters a mysterious saleswoman in a perfume shop, a curious man on the train, and then finds herself trying to decipher a strange code.

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, George and Bess, are returning from a country carnival when they witness the explosion and burning of a beautiful country mansion. Fearing its occupants may be trapped in the blazing building, they rush to the rescue - and unexpectedly fund themselves confronted with a mystery that seems to be insoluble. The first clue, an anonymous diary, includes not only indecipherable handwriting, but puzzling technical drawings and chemical...

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...

Hi, I'm Nancy Drew, and I've got a case to crack. Actually make that two cases. First a gorgeous Fabergé egg has been stolen. Who would have the heart to snatch such a precious family heirloom from someone new to town? Some housewarming that is! And if this isn't enough to keep me busy, someone's running through gardens and stomping on all the zucchinis. Needless to say, it's a big mess - in more ways than one. Especially for Mr. Safer, who is suspected...

Nancy and the Hardy Boys conduct a manhunt for a pair of cat burglars they believe are after the crown jewels of Sarconne.