This sort of character is met with pretty frequently in a certain class. They are people who know everyone—that is, they know where a man is employed, what his salary is, whom he knows, whom he married, what money his wife had, who are his cousins, and second cousins, etc., etc. These men generally have about a hundred pounds a year to live on, and they spend their whole time and talents in the amassing of this style of knowledge, which they reduce—or raise—to the standard of a science.