Returning to camp, Herb dipped the horn in warm water and then let it dry, saying that this would produce a mellow ring. He stoutly refused all appeals from the boys to give them a few illustrations of moose-calling there and then, with a lesson in the art, declaring that it would spoil the night’s sport, and that they must first hear the call amid proper surroundings. From time to time he impressed upon them that they were going to engage in an expedition which required absolute silence and clever stratagem to make it successful. He vowed to wreak a woodsman’s vengeance on any fellow who balked it by shaking the boat, or by moving body or rifle so as to make a noise.