The Mystery of the Spiteful Letters

The Mystery of the Spiteful Letters
First edition cover
AuthorEnid Blyton
IllustratorJoseph Abbey
LanguageEnglish
SeriesThe Five Find-Outers
GenreChildren's novel
PublisherMethuen
Publication date
1946
Publication placeUnited Kingdom
Preceded byThe Mystery of the Secret Room 
Followed byThe Mystery of the Missing Necklace 

The Mystery of the Spiteful Letters was the fourth book in Enid Blyton's The Five Find-Outers children's mystery series. The novel was published in 1946 by Methuen and illustrated by Joseph Abbey.