For some moments Kensington continued to whistle softly to himself. It seemed to be a habit of his when thinking.
“Are your other mines valuable, Mr. Merriwell?”
“Yes, sir.”
“As valuable as this one?”
“I believe they are.”
“And you have them in operation?”
“I have one of them in operation.”
“That is the Queen Mystery, I believe?”
“Then you have heard of it, sir?”
“There is not much going on in mining matters in Arizona that I have not heard of. It’s my business to keep posted. You have never thought of selling the Queen Mystery?”