Excerpt: It was once said of Mr. Robert Grimshaw: ?That chap is like a seal??and the simile was a singularly just one. He was like a seal who is thrusting his head and shoulders out of the water, and, with large, dark eyes and sensitive nostrils, is on the watch. All that could be known of him seemed to be known; all that could be known of the rest of the world he moved in he seemed to know. He ca...