purpose of reading the number. Satisfied it was the house he wanted, he pushed open the gate and went up the path.
But, instead of using the bell or knocker, Jetson was surprised to hear him give three raps on the door with his stick. There was no answer, and Jetson, whose interest was now thoroughly aroused, crossed to the other corner, from where he could command a better view. Twice the man repeated his three raps on the door, each time a little louder, and the third time the door was opened. Jetson could not tell by whom, for whoever it was kept behind it.
He could just see one wall of the passage, with a pair of old naval cutlasses crossed above the picture of a three-masted schooner that he knew hung there. The door was opened just sufficient, and the man slipped in, and the door was closed behind him. Jetson had turned to continue his way, when the fancy seized him to give one glance back. The house was in complete darkness, though a moment before Jetson was positive there had been a light in the ground floor window.
It all sounded very important afterwards, but at the time there was nothing to suggest
124
