The ""Indexes"" are a reference source for legal practioners and academics seeking to locate a specific 20th-century precedent, or trying to discover whether there is a relevant precedent in a particular area of law. Cases are listed alphabetically by plaintiff and defendant, as well as alphabetically by subject. The court which decided each case is also identified, and cases are followed by brief pointers which indicate in greater detail the precise nature of the decisions made. This work covers marriage breakdown law.