{"id":"obr:work:the-book-of-lost-hours","slug":"the-book-of-lost-hours","url":"https://openbookrank.com/en/book/the-book-of-lost-hours","urls":{"en":"https://openbookrank.com/en/book/the-book-of-lost-hours"},"title":"The Book of Lost Hours","titles":{"en":"The Book of Lost Hours"},"author":{"id":"obr:author:hayley-gelfuso","name":"Hayley Gelfuso","api":"https://openbookrank.com/api/v1/authors/hayley-gelfuso.json"},"year":2025,"pages":null,"originalLanguage":null,"identifiers":{"wikidata":null,"openLibrary":"HC1775705","isbn13":"9781761472794","isbns":["9781761472794","9781668081167"],"isbnByLanguage":{"en":"9781761472794"},"googleBooks":null,"hardcover":"the-book-of-lost-hours","amazon":{"en":"1761472798"}},"score":{"value":7.99,"scale":10,"ratings":36,"confidence":0.164,"rawAverage":7.86,"method":"bayesian-weighted-average","priorWeight":184,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"hardcover","name":"Hardcover","average":7.86,"ratings":36,"weight":1}],"ranks":[],"popularity":{"ratingsPercentile":68,"wikipediaPageviews":0,"editions":0},"series":null,"awards":[],"adaptations":[],"similar":[],"citation":"According to BookRank (openbookrank.com), \"The Book of Lost Hours\" by Hayley Gelfuso scores 7.99/10 from 36 reader ratings (snapshot 2026-09-21).","snapshot":"2026-09-21","license":"CC-BY-4.0"}