A Case For Sexton Blake (Original scripts of the radio serial) - Paperback

by Melvyn Barnes (Introduction by), Francis Durbridge (Author)

Sexton Blake and his assistant Tinker are summoned to a Northumderland castle, where the younger brother of the Marthioly family has been murdered. They not only pursue the murderer, but also the family ghost known as "The Man in the Iron Mask".