A sheep farmer receives a mysterious telephone call shortly after he buys a series of pictures painted on parchment. “Decipher the message in the parchment an

When Nancy searches through the knapsack of an amnesia victim, she finds an unusual ring. Before long, she is caught up in a second case about a beautiful harpi

Asked to locate a stolen necklace of unusual value, Nancy soon discovers that strange and dangerous people are responsible for the theft.

On a student tour through Europe, Nancy discovers that their leader is on a secret mission to transfer ten refugee children from an iron curtain country to free

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