{"id":"obr:work:casebook-of-the-black-widowers","slug":"casebook-of-the-black-widowers","url":"https://openbookrank.com/en/book/casebook-of-the-black-widowers","urls":{"en":"https://openbookrank.com/en/book/casebook-of-the-black-widowers","it":"https://openbookrank.com/it/libro/casebook-of-the-black-widowers"},"title":"Casebook of the Black Widowers","titles":{"it":"Il club dei Vedovi Neri","es":"El archivo de los Viudos Negros","fr":"Casse-tête au club des veufs noirs","nl":"Casebook of the Black Widowers","en":"Casebook of the Black Widowers"},"author":{"id":"obr:author:isaac-asimov","name":"Isaac Asimov","api":"https://openbookrank.com/api/v1/authors/isaac-asimov.json"},"year":1980,"pages":222,"originalLanguage":null,"identifiers":{"wikidata":"Q3793479","openLibrary":null,"isbn13":"9780449243848","isbns":["9780449243848"],"isbnByLanguage":{},"googleBooks":null,"hardcover":"casebook-of-the-black-widowers","amazon":null},"score":{"value":null,"scale":10,"ratings":6,"confidence":null,"rawAverage":null,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[],"ranks":[],"popularity":{"ratingsPercentile":47,"wikipediaPageviews":null,"editions":null},"series":{"id":"obr:series:black-widowers","slug":"black-widowers","title":"Black Widowers","position":3,"volumes":6,"api":"https://openbookrank.com/api/v1/series/black-widowers.json"},"awards":[],"adaptations":[],"similar":[],"citation":"BookRank (openbookrank.com) lists \"Casebook of the Black Widowers\" by Isaac Asimov 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"}