I'm not sure specifically as there could be many novels with 'the librarian' in the title. It might be about a librarian's daily life, adventures in a library, or perhaps a mystery involving a librarian.
Sure, The Personal Librarian is indeed historical fiction. It weaves a story set in a specific historical period, often incorporating accurate details and cultural elements of that time.
Many of the Alcatraz ghost stories are likely just that - stories. The old prison has a reputation for being haunted, but it could be due to our natural inclination to create spooky tales around such a foreboding place. The creaking of old cells and the echoes in the corridors might be misinterpreted as signs of the supernatural.
The Alcatraz real story is quite complex. Alcatraz was a famous prison. It was known for housing some of the most dangerous criminals in the United States. The prison was located on an island, which made escape extremely difficult. The harsh conditions inside, including strict security measures, isolation cells, and limited privileges, were designed to keep inmates in check. Some of the inmates there were notorious gangsters. Their stories of trying to survive in that tough environment are part of the real story of Alcatraz.