



Dust jacket in good condition. Minor shelf and handling wear, overall a clean solid copy with minimal signs of use. Secure packaging for safe delivery.
Terry Scott, a young archaeology professor, seeks Nancy's help in unearthing a secret of antiquity which can only be unlocked by three black keys. While on an archaeological expedition in Mexico, Terry and Dr. Joshua Pitt came across a clue to buried treasure. The clue was a cipher carved on a stone...