The House of the Whispering Pines by Anna Katharine Green [Detective Gryce Mysteries #7]

THE HOUSE OF THE WHISPERING PINES is the seventh mystery in Anna Katharine Green's series of mysteries featuring her main protagonist, Detective Ebenezer Gryce of the New York Metropolitan Police. Gryce solves series of baffling Victorian-era crimes with the occasional help from spinster-turned-crimefighter Amelia Butterworth.