Close to the corner from which Lenora had sent her wireless message to him, he stooped and picked up a handkerchief, which from the marking he recognised at once.

A few feet away, the gravel was disturbed as though by the trampling of several feet.
He set his teeth.

For a single moment his own danger was forgotten.

A feeling which he utterly failed to recognise robbed him of his indomitable nerve.

He realised with vivid but scarcely displeasing potency a weakness in the armour of his complete self-control.
"I've got to find that girl," he muttered.