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Mr. Penumbra's 24-Hour Bookstore

2 books

About this series

Clay Jannon takes a job at a strange San Francisco bookstore, discovering a secret society and an ancient mystery. This series blends technology, cryptography, and the magic of books as Clay and his friends work to decode a centuries-old puzzle.

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Frequently asked questions

  • Is Mr. Penumbra's 24-Hour Bookstore a standalone or part of a series?

    While the first book, Mr. Penumbra's 24-Hour Bookstore, tells a complete story, it is part of a larger narrative that continues in subsequent works, exploring the same universe and characters.

  • Is there a specific reading order for the Mr. Penumbra books?

    The books are best read in publication order to follow the continuous development of the overarching mystery and the characters' journeys.

  • Are there any other books by Robin Sloan connected to this series?

    Robin Sloan's other works, such as "Sourdough," share a similar thematic interest in technology, community, and unique subcultures, but they are not directly connected to the narrative or characters of the Mr. Penumbra series.

  • Has Mr. Penumbra's 24-Hour Bookstore been adapted?

    There has been a graphic novel adaptation of "Mr. Penumbra's 24-Hour Bookstore," which visually interprets the story and its unique blend of digital and analog worlds.