Nancy embarks on a treasure-hunt which leads her to the Inca ruins at Machu Picchu.

Warnings not to go to Scotland can’t stop Nancy Drew from setting out on a thrill-packed mystery adventure. Undaunted by the vicious threats, the young detect

Blue bells will be singing horses! This strange message, attached to the leg of a wounded homing pigeon, involves Nancy Drew in a dangerous mission. Somewhere a

Nancy becomes involved in a double mystery concerning a haunted bridge and jewel thieves.

Farah's Guide 12th printing has 556 pages, lists 2745 printings of Nancy Drew between 1930 and 1979, including prices on each book and dust jacket. It contains