Newton Moore came into the War Office in response to a code telegram and a hint that speed was the essence of the contract. Sir George Morley plunged immediately into his subject. "I've got a pretty case for you," he said. "I suppose you have never heard of such a thing as the Mazaroff rifle?" Moore admitted his ignorance. He opined that it was something new, and that something had gone wrong with the lethal weapon in question. The mad refrain was...