about eleven o'clock
He would have thought so if he could have known of the shadow that dogged his heels through the tunnel , if he could have seen the bare fangs that had gained Struve his name of `` Wolf , '' if he could have caught the flash of the knife that trembled in the eager hand . He did not know that , as he shot up in the cage to the sunlight , the other was filling the tunnel with imprecations and wild threats , that he was hugging himself with the promise of a revenge that should be sure and final . Dunke went about the task of making the necessary arrangements personally . He had his surrey packed with food , and about eleven o'clock drove up to the mine and was lowered to the ninth level . An hour later he stepped out of the cage with a prisoner whom he kept covered with a revolver . `` It 's that fellow Struve , '' he explained to the astonished engineer in the shaft-house . `` I found him down below .