Debt of Silence

A Debt of SilenceLondon, 1899Private detective Jane Dowling is employed to help catch a blackmailer, but the case becomes complicated because it is clear the blackmailer has collected some state secrets in his fishing net as well as personal details. The blackmailer is forced to leave his house and stores his collection in trunks held in depots around London, with a clever card indexing system whi...