It is not often that I trouble the readers of The Atlantic Monthly. I should not trouble them now, but for the importunities of my wife, who “feels to insist” that a duty to society is unfulfilled, till I have told why I had to have a double, and how he undid me. She is sure, she says, that intelligent persons cannot understand that pressure upon public servants which alone drives any man into the employment of a double. And while I fear she thinks, at the bottom of her heart, that my fortunes will never be…