The Clue of the Black Keys Read online

  “I think you’re right,” Dr. Anderson agreed.

  For a long time Joshua Pitt studied the three symbols. At last he nodded.

  “You’ve convinced me. This powder must be an ancient herb remedy. We’ll have it analyzed.”

  He replaced the silver frog in the chest. Dr. Anderson picked up the treasure, and the little procession started back to civilization, where Juarez and his friends would be imprisoned, and where the scientists would announce their find to the world.

  Terry took Nancy’s arm. “How does it feel,” he asked, smiling, “to be such an important person? After all, it was you who finally solved this mystery.”

  Laughing, Nancy said she was glad that the case had ended so happily. Now she wondered when a new mystery would challenge her. A strange puzzle presented itself in a short time, Mystery at the Ski Jump.

  “But The Clue of the Black Keys is not yet finished,” Dr. Anderson spoke up, a twinkle in his eye. “Not until Nancy Drew has visited my classes at Clifton. I want you to tell my students, Nancy, that the best way to discover treasure is to have an observing eye and a brave heart.

  “I wish all my students were live wires like Nancy Drew!”