The Sign of Four by ARTHUR CONAN DOYLE (1859-1930) abridged in ten parts by MICHAEL HARDWICK
Read by Nigel Stock (1)
Every year since her father vanished without trace, Miss Mary Morstan has received an anonymous gift of a large and lustrous pearl. As Sherlock Holmes uncovers the mystery of her father's disappearance, the Agra pearls are seen to be the centre of a devilish tale of treachery and murder. Producer MAURICE LEITCH