“Old man,” he said, the first time opportunity found him alone with Schuyler in the Carleton library, “I want to offer you my help. I know that sounds presumptuous, but we’re old friends, Carleton, and I think I may be allowed a little presumption on that score. And first, though it seems to me absurdly unnecessary, I want to assure you of my belief in your own innocence. Pshaw, belief is a weak word! I know, I am positive, that you no more killed that girl than I did!”

The light that broke over Carleton’s countenance was a fine vindication of Kitty’s theory. The weary, drawn look disappeared from his face, and, impulsively grasping Rob’s hand, he exclaimed, “Do you mean that?”

“Of course I mean it. I never for an instant thought it possible. You’re not that sort of a man.”

“Not that sort of a man;” Carleton spoke musingly. “That isn’t the point, Fessenden. I’ve thought this thing out pretty thoroughly, and I must say I don’t wonder that they suspect me of the deed. You see, it’s a case of exclusive opportunity.”