A brass-bound trunk mistakenly delivered to Nancy's cabin on a New York-bound ocean liner becomes the first clue leading her to suspect that international jewel thieves are aboard.
"Embarking on a dream vacation in Nantucket, Nancy, Bess, and George attend the opening of an exhibit at a local museum where a vandal has left a threatening message, prompting the girls to investigate numerous suspects." --
While trying to locate a missing dancer who is about to gain a large inheritance, Nancy Drew finds a clue leading to the solution of yet another mystery.
A young detective's attempts to uncover a group of poachers on Crocodile Island in Florida involve her with kidnapping, reptiles, enemy boats, and a sinister racket.
A fiery glowing eye in a museum, the abduction of Ned, the code name Cyclops, and a pilotless helicopter draw Nancy and her friends into a dangerous investigation.
A rare Chinese vase is stolen from a pottery shop. Nancy and the owner of the shop feel that locating "the leaning chimney" will provide the clue to the vase and other stolen articles.