When their peregrine falcon brings down a homing pigeon carrying rubies, the Hardy brothers find themselves involved with kidnappers.

The young detectives receive a trained peregrine falcon as a gift that involves them in an exciting mystery. Imagine their astonishment when the swift-flying falcon brings down a homing pigeon carrying two precious rubies! Startling events that ensue indicate the gems are a ransom that has been paid for the release of a kidnapped student from India, who had come to the United States to complete his education. But Tava, the son of a wealthy industrialist, is still being held captive. Hoping to find a clue to Tava’s whereabouts, the Hardys try to track down the owner of the ruby-bearing pigeon. Their every move, however, is thwarted by the dangerous criminals not only involved in the kidnapping, but also in the large-scale smuggling of aliens from India to the United States. How Frank and Joe eventually outwit their adversaries climaxes this thrill-packed mystery adventure.

Solve the cases along with the Hardy Boys as they uncover the mysteries and become one of America's favorite detective duos.

Together in this one book are the two original Nancy Drew's mysteries, which began the classic series of the girl detective! Nancy Drew investigates two cases sending her on dangerous adventures. In The Secret of the Old Clock, Nancy Drew must solve a mystery surrounding a missing will and an old clock. In The Hidden Staircase, Nancy’s bravery is put to the test when her father is kidnapped. These classics will keep young mystery lovers on the edge of their seats.