An orchestra is a large instrumental ensemble typical of classical music or jazz, which combines instruments from different families. There are typically four main sections of instruments:
Cincinnati Symphony Orchestra
National Chamber Orchestra of Armenia
Stokowski and the Philadelphia Orchestra at the 2 March 1916 American premiere of Mahler's 8th Symphony
Group photo of Bundesjugendorchester, 2012
The Classical period was an era of classical music between roughly 1750 and 1820.
Wolfgang Amadeus Mozart, a representative composer of the Classical period, seated at a keyboard
A modern string quartet. In the 2000s, string quartets from the Classical era are the core of the chamber music literature. From left to right: violin 1, violin 2, cello, viola.
Gluck, detail of Portrait of Christoph Willibald Gluck by Joseph Duplessis, dated 1775 (Kunsthistorisches Museum, Vienna)
Haydn portrait by Thomas Hardy, 1792