High above, on one of the ancient towers, he could see a gentleman who had gone up there for a stroll, perhaps to get some fresh air and clear his head after too long spent down in the broiling Mint. This fellow stopped on the parapet to look out over the river, silhouetted against the burning cloud behind him, and a sea-breeze caught his long hair and blew it back like a banner. Jack could see that the man’s hair was snow-white.