{"id":"obr:work:blood-brothers-q133192186","slug":"blood-brothers-q133192186","url":"https://openbookrank.com/en/book/blood-brothers-q133192186","urls":{"en":"https://openbookrank.com/en/book/blood-brothers-q133192186"},"title":"Blood Brothers","titles":{"de":"Abendstern","fr":"Le Serment","pl":"Bracia krwi","es":"Hermanos de sangre","nl":"Verbonden door het lot","en":"Blood Brothers","pt":"Irmãos de sangue"},"author":{"id":"obr:author:nora-roberts","name":"Nora Roberts","api":"https://openbookrank.com/api/v1/authors/nora-roberts.json"},"year":2007,"pages":347,"originalLanguage":"en","identifiers":{"wikidata":"Q133192186","openLibrary":"OL111595W","isbn13":"9781101147337","isbns":["9781101147337"],"isbnByLanguage":{},"googleBooks":"AO14uVbMiMUC","hardcover":null,"amazon":null},"score":{"value":null,"scale":10,"ratings":39,"confidence":null,"rawAverage":null,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[],"ranks":[],"popularity":{"ratingsPercentile":64,"wikipediaPageviews":0,"editions":27},"series":{"id":"obr:series:sign-of-seven-trilogy","slug":"sign-of-seven-trilogy","title":"Sign of Seven trilogy","position":1,"volumes":3,"api":"https://openbookrank.com/api/v1/series/sign-of-seven-trilogy.json"},"awards":[],"adaptations":[],"similar":[],"citation":"BookRank (openbookrank.com) lists \"Blood Brothers\" by Nora Roberts but does not score it: it has fewer than 50 reader ratings (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}