A Letter Marked Personal is J.P. Donleavy's last novel, completed in 2007. Set in New York, it relates the interior monologue of 49-year-old Nathan Langriesh Johnson, the founder of a successful lingerie company. Nathan began his career as a door-to-door lingerie salesman, his wares consisting of imitations of European designs. Now "a confirmed social climber," Nathan distracts himself with remembered or imagined comments by his wife, Iowa...