Book excerpt: Whether a housekeeper, secretary, lodger, or pawn-broker in a seedy area of Victorian London, the woman detective's powers of observation and deduction are most effective in uncovering and resolving crimes. These 12 engaging mysteries gives us a glimpse of some of the most memorable characters ever created--such as Miss Marple, Carlotta Carlyle, Sharon McCone and other beloved heroines of the detective novel--by both men and women writers.