Probably the first full-length novel with a woman detective as its heroine, The Law and the Lady (1875) is a fascinating example of Collins' later fiction. Valeria Valerie Woodville's first act as a married woman is to sign her name incorrectly in the marriage register; this slip is followed by a gradual disclosure of secrets about her husband's earlier life, each of which leads to another set of questions and enigmas. Developing many of the techniques...