"For me? Because——"

"Because your way to Arcadia lay over three graves. That means nothing to you—does it also mean nothing that your life was imperilled within an hour of your arrival at your camp?"

He drew the big chair nearer to the hammock and sat down again.

"Now you are letting Bromley's imagination run away with yours. That rock came from our quarry. There was a night gang getting out stone for the dam."

She laid her hand softly on his knee.

"Do you want to know how much I trust you? That stone was thrown by a man who was standing upon the high bluff back of your headquarters. He thought you were alone in the office, and he meant to kill you. Don't ask me who it was, or how I know—I do know."

Ballard started involuntarily. It was not in human nature to take such an announcement calmly.

"Do you mean to say that I was coolly ambushed before I could——"

She silenced him with a quick little gesture. Blacklock and Miss Cantrell were still pacing their sentry beat, and the major's "H'm—ha!" rose in irascible contradiction above the hum of voices.

"I have said all that I dare to say; more than I should have said if you were not so rashly determined to make light of things you do not understand," she rejoined evenly.