up to you to tell me. You've been hinting around in one way or another ever since Benson was shot. If you've got any idea who killed him, I want to know it."
He leaned back, and took out a cigar. Not once did he look up as he carefully clipped the end and lit it. I think he was a little ashamed at having given way to his anger.
Vance had sat apparently unconcerned during the outburst. At length he stretched his legs, and gave Markham a long contemplative look.
"Y' know, Markham old bean, I don't blame you a bit for your unseemly ebullition. The situation has been most provokin'. But now, I fancy, the time has come to put an end to the comedietta. I really haven't been spoofing, y' know. The fact is, I've some most int'restin' ideas on the subject."
He stood up and yawned.
"It's a beastly hot day, but it must be done—eh, what?
So near is God to man.
When duty whispers low, Thou must,
The youth replies, I can.'
I'm the noble youth, don't y' know. And you're the voice of duty—though you didn't exactly whisper, did you? . . . Was aber ist deine Pflicht? And Goethe answered: Die Forderung des Tages. But—deuce take it!—I wish the demand had come on a cooler day."
He handed Markham his hat.
"Come, Postume. To everything there is a sea-
