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date: 30 June 2022


The Oxford Companion to Music
Denis ArnoldDenis Arnold

(Lat., usually abbreviated to op., pl. opera, usually abbreviated to opp.; Fr.: oeuvre; Ger.: Opus; It.: opera). ‘Work’. The custom of numbering a composer's works as they appear ‘opus 1’ and so on is useful both as a means of identification and to show the place a particular work occupies in that composer's career, but the unsystematic application of the numbering has made it less helpful in practice than it is in theory.... ...

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