Everything was intensely still, and as yet there seemed no sign of human habitation.

Suddenly a low whirring sound broke upon their ears, and Errington, who was a little in advance of his companion, paused abruptly with a smothered exclamation, and drew back on tip-toe, catching Lorimer by the arm.
"By Jove!" he whispered excitedly, "we've come right up to the very windows of the house.

Look!" Lorimer obeyed, and for once, the light jest died upon his tips.
Surprise and admiration held him absolutely silent..