Enid Blyton's mysteries.
Blyton, Enid.
Blyton, Enid.Mystery of the spiteful letters.
Blyton, Enid.Mystery of the missing necklace.
Blyton, Enid.Mystery of the hidden house.
London : Dean,
1994.
Contents: The mystery of the apiteful letters -- The mystery of the missing necklace -- The mystery of the hidden house.