Allegorical books are a genre of literature that use symbolic characters, events, and settings to convey a deeper meaning or message. These stories often have a moral or philosophical lesson that is meant to be interpreted by the reader. Allegories can be found in many different types of literature, including novels, short stories, and poetry. They are a powerful tool for exploring complex ideas and emotions, and can be used to comment on social, political, or religious issues. Overall, allegorical books are a thought-provoking and engaging genre that challenges readers to think critically and reflect on the world around them.

The category of "Correspondence" in books refers to a collection of written exchanges between two or more individuals, typically in the form of letters, emails, or other forms of written communication. These books often provide a unique insight into the personal lives, thoughts, and experiences of the correspondents, and can cover a wide range of topics such as love, politics, philosophy, and more. They offer a glimpse into the art of letter writing and the power of written communication to connect people across time and distance.

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