found: Work cat: 2017034396: Maslon, L., Broadway to Main Street, 2018:ecip ch. 8 (There were many other tricks that Lieberson had up his Turnbull & Asser sleeve. In producing over 70 original cast albums, he would supplement orchestration (and occasionally scale it back) and flip material around)
found: LC Genre/Form Thesaurus, Aug. 8, 2017(authorized form: Original cast recordings; UF references from: Albums, Original cast; Cast albums, Original; Cast recordings, Original; Original cast albums)
found: Wikipedia, Aug. 9, 2017(A cast recording is a recording of a stage musical that is intended to document the songs as they were performed in the show and experienced by the audience. An original cast recording or OCR, as the name implies, features the voices of the show's original cast. A cast recording featuring the first cast to perform a musical in a particular venue is known, for example, as an "original Broadway cast recording" or an "original London cast recording")
found: LC Database, Aug. 8, 2017(original cast records; original cast albums)