There was no body, no weapon nor any motive. First messages told of a baby taken by a dingo and lost in the desert.  Gossip said it was murder.   The trial of Lindy Chamberlain, wife of a small town pastor of the Seventh Day Adventist Church, was world news.  Here are the intricacies of scientific evidence, the cunning of the courtroom and the chambers and the full cast of characters.  Described as a ‘scrupulous and disturbing book.’