I'm afraid I can't say who the author of 'The Book of Abraham Novel' is. It could be from a variety of sources. It might be a modern author trying to revive the story of Abraham in a novelistic way, or it could be an older work that has been overlooked and needs more research to discover its originator.
The 'Book of Abraham Novel' could center around the character of Abraham. Since Abraham is a significant figure in many religious traditions, this novel might be an attempt to bring his story to a wider audience in a more engaging way. It may tell of his family, his covenant with God, and the challenges he faced. It could also use the backdrop of the time period he lived in to paint a vivid picture of the culture, society, and religious beliefs of that era.
Yes, there might be. Libraries often have a wide variety of books on different topics, including nature elements like rain. The Abraham Lincoln Library could potentially house books that mention rain in various contexts, such as in fictional stories, scientific studies about weather, or historical accounts related to rain in the era that Lincoln was in.