easily set aside. I don't like his manner; I believe he's hiding something. If so, I shall find it out.'
'Cease!' said Trent. 'Drain not to its dregs the urn of bitter prophecy. Let us get back to facts. Have you, as a matter of evidence, anything at all to bring against Martin's story as he has told it to us?'
'Nothing whatever at present. As for his suggestion that Manderson came in by way of the window after leaving Marlowe and the car, that's right enough, I should say. I questioned the servant who swept the room next morning, and she tells me there were gravelly marks near the window, on this plain drugget that goes round the carpet. And there's a footprint in this soft new gravel just outside.' The inspector took a folding rule from his pocket and with it pointed out the traces. 'One of the patent shoes Manderson was wearing that night exactly fits that print; you'll find them,' he added, 'on the top shelf in the bedroom, near the window end, the only patents in the row. The girl who polished them in the morning picked them out for me.'
Trent bent down and studied the faint marks
