He would get it;--as long as Alice had a pound over which he could obtain mastery by any act or violence within his compass. He would get it; even though it should come through the hands of John Grey and Mr. Tombe. He would get it; though in doing so he might destroy his cousin Alice and ruin his sister Kate. 
He would get it; as long as Alice had a pound, he would get it, even if it came through John Grey's hands - and even if it might destroy his cousin Alice and ruin his sister Kate. 