Sheffield exists to promote chamber music. It describes itself as the largest promoter of chamber music outside London. Sheffield has two large theatres, the Lyceum Theatre and the Crucible Theatre, which together with the smaller Studio Theatre make up the largest theatre complex outside London, located in Tudor Square. The Crucible Theatre is the home (since 1977) of the World Snooker Championships and hosts many well-known stage productions throughout the year. The Lyceum, which opened in 1897, serves as a venue for touring West End productions and operas by Opera North, as well as locally produced shows. Sheffield also has the
Norfolk Street, Strand based in the building. Oswaldestre House at 33–35 Norfolk Street was associated with engineering and radio technology. The name refers to the subsidiary title Baron Oswaldestre of the Dukes of Norfolk. "The Engineer" newspaper (est. 1856) was based there and the building was also the registered address of a large number of consulting engineers, such as Henry Metcalfe Hobart. The Western Electric Company had an early radio station (2WP) on the third floor of the building in 1922. Former inhabitants of Norfolk Street include: Norfolk Street, Strand Norfolk Street in the City of Westminster, London, ran from Strand in the