Abbey Road Studios large garden behind the townhouse, which permitted a much larger building to be constructed to the rear; thus, the Georgian façade belies the true dimension of the building. Pathé filmed the opening of the studios in November 1931 when Edward Elgar conducted the London Symphony Orchestra in recording sessions of his music. In 1934, the inventor of stereo sound, Alan Blumlein, recorded Mozart's "Jupiter Symphony" which was conducted by Thomas Beecham at the studios. The neighbouring house is also owned by the studio and used to house musicians. During the mid-20th century, the studio was extensively used by leading British
Pittsburgh Symphony Orchestra guest conducted the orchestra. The symphony performed in Mexico City at three venues: Sala de Conciertos Nezahualcóyotl (August 26 and 28), Teatro de la Ciudad (August 27 and 29) and Auditorio Nacional (August 30). Soloists included Horacio Gutierrez, Nathaniel Rosen and Guadalupe Parrondo. 1982 European Tour Andre Previn conducted the Pittsburgh Symphony Orchestra on its 1982 tour of Europe from May 23 to June 13. The orchestra visited Bonn, Linz, Vienna, Zurich, Munich, Stuttgart, Frankfurt, Düsseldorf, Paris, Brussels, Berlin and London. 1984 Hong Kong Festival Andre Previn and Sir Michael Tippett conducted the Pittsburgh Symphony at the 1984 Hong Kong