Opus number developed other catalogue-number systems; among them the "Bach-Werke-Verzeichnis" (BWV-number), and the "Köchel-Verzeichnis" (K- and KV -numbers) with which are organised the works of Johann Sebastian Bach and Wolfgang Amadeus Mozart, respectively. In the classical period, the Latin word "opus" ("work", "labour") was used to identify, list, and catalogue a work of art. By the 15th and 16th centuries, the word "opus" was used by Italian composers to denote a specific musical composition, and by German composers for collections of music. In compositional practise, numbering musical works in chronological order dates from 17th century Italy, especially Venice. In common usage, the
The Phoenix – S K Club The Phoenix – S K Club The Phoenix – S K Club is one of six male final clubs at Harvard College, which traces its earliest roots to 1895. It consists of an undergraduate body of male upperclassmen at Harvard College who are not members of any other Final Club and alumni members. It is a body which has resulted from the amalgamation and reorganization of various individual clubs; namely the Sphinx, Kalumet, SK, and Phoenix Clubs. The Phoenix – S K is currently located at 72 Mt. Auburn Street in Cambridge near Harvard Square, which is a property protected