"When barrister Gabriel Ward steps out of his rooms at exactly two minutes to seven on a sunny May morning in 1901, his mind is so full of his latest case--the disputed authorship of bestselling children's book, Millie the Temple Church Mouse--that he scarcely registers the body of the Lord Chief Justice of England on his doorstep. But even he cannot fail to notice the judge's dusty bare feet, in shocking contrast to his flawless evening dress, nor...