2 Flutes 2 Oboes 2 Clarionets 2 Bassoons 2 Horns 2 Trumpets Tympani Strings This is the ordinary orchestra of the “classical period” of music. 5. Weber’s _Oberon_ (1826)— The same orchestra as Mozart’s, with the addition of anotherp air of horns and of three trombones. 6. Rossini’s _William Tell_ (Overture), 1829— 1 Piccolo 2 Flutes 2 Oboes (Cor Anglais) 2 Clarionets 4 Horns 2 Bassoons 2 Trumpets 3 Trombones Timpani Cymbals Triangle Big Drum Strings (with 5 solo Celli) 7. Meyerbeer, _Les Huguenots_ (1836)— 2 Flutes (Piccolos) 2 Oboes Cor Anglais 2 Clarionets 2 Bassoons 4 Horns 3 Trombones Ophicleide 2 Cornets 2 Trumpets Drums Bell Harp Bass Drum and Cymbals Strings 8. Wagner, _Tannhäuser_ (1845)— 3 Flutes (one changing to Piccolo) 2 Oboes 2 Clarionets 1 Bass Clarionet 2 Bassoons 2 Ventil Horns 2 Hand Horns 3 Trumpets 3 Trombones 1 Tuba 1 Pair Tympani Triangle Cymbals Tambourine Grosse Trommel Harp Strings And in addition, upon the stage— 1 Cor Anglais 2 Piccolos 4 Flutes 4 Oboes 6 Clarionets 6 Bassoons 12 Horns 12 Trumpets 4 Trombones Triangle Cymbals Tambourine 9. Wagner, _Walküre_ (1856), performed 1870— 16 First Violins 16 Second Violins 12 Violas 12 Violoncellos 8 Double Basses 3 Flutes 1 Piccolo 3 Oboes 1 Cor Anglais 3 Clarionets 1 Bass Clarionet 3 Bassoons 8 Horns 2 Tenor Tubas 2 Bass Tubas 1 Contra Bass Tuba 3 Trumpets 1 Bass Trumpet 3 Trombones 1 Contra Bass Trombone 2 Pairs Drums 1 Triangle 1 Pair Cymbals 1 Rührtrommel 1 Glockenspiel 6 Harps 10. Wagner, _Parsifal_ (Prelude), 1882— 3 Flutes 3 Oboes Cor Anglais 3 Clarionets 1 Bass Clarionet 3 Bassoons 1 Double Bassoon 4 Horns 3 Trumpets 3 Trombones 1 Bass Tuba Drums Strings Appendix E. Bibliography of Opera. The following are the chief works upon opera in the English language:—