{
  "type": "edition",
  "site": {
    "name": "The Book Quiver",
    "language": "en-US",
    "url": "https://www.bookquiver.com"
  },
  "formats": "Every page has two versions with the same data: JSON (the page address + .json) and markdown (the page address + .md). Append .json or .md to any `url` in this document.",
  "title": "Dr. Sigmundus: The Cracked Mirror",
  "subtitle": null,
  "url": "https://www.bookquiver.com/brian-keaney/dr-sigmundus-the-cracked-mirror/9780375891380",
  "publisher": "Knopf Books for Young Readers",
  "translators": [],
  "medium": "ebook",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-03-7589-138-0",
  "pages": null,
  "published": "2008-12-09",
  "language": "en_US",
  "cover": "https://quivercdn.com/covers/knopf-books-for-young-readers/brian-keaney/dr-sigmundus-the-cracked-mirror_978-03-7589-138-0.jpg?v=2026-06-19%2013%3A11%3A30",
  "json": "https://www.bookquiver.com/brian-keaney/dr-sigmundus-the-cracked-mirror/9780375891380.json",
  "markdown": "https://www.bookquiver.com/brian-keaney/dr-sigmundus-the-cracked-mirror/9780375891380.md",
  "binding": "E-book",
  "description": "A BULLETIN REVIEW of the first book of the Promises of Dr. Sigmundus: The Hollow People proclaimed: “Brian Keaney’s concoction of science fiction, horror, and fantasy is remarkably effective”...",
  "book": {
    "title": "Dr. Sigmundus: The Cracked Mirror",
    "slug": "dr-sigmundus-the-cracked-mirror",
    "url": "https://www.bookquiver.com/brian-keaney/dr-sigmundus-the-cracked-mirror"
  },
  "authors": [
    {
      "name": "Brian Keaney",
      "slug": "brian-keaney",
      "url": "https://www.bookquiver.com/brian-keaney"
    }
  ]
}