String Quartets, Op. 50
The String Quartets, Op. 50 (Hob. III/44–49, L. 36–41), were composed by Joseph Haydn in 1787. The set of six quartets was dedicated to King Frederick William II of Prussia. For this reason the set is commonly known as the Prussian Quartets. Haydn sold the set to the Viennese firm Artaria and, without Artaria's knowledge, to the English publisher William Forster. Forster published it as Haydn's Opus 44. Haydn's autograph manuscripts for Nos. 3 to 6 of the set were discovered in Melbourne, Australia, in 1982.
Each of the six quartets in the set has four movements, and in each case the movements are ordered in a conventional fast–slow–minuet–fast sequence.
The set was Haydn's first complete set of quartets since the Opus 33 set of 1781. While the Opus 33 set was apt for broad public consumption, the Opus 50 set is more serious and experimental. It is perhaps because of the Opus 50's intellectual character that other sets among Haydn's mature quartets have received more attention from performers.
Movements
- String Quartet in B-flat major, op. 50 no. 1, Hob. III:44: String Quartet in B-flat major, op. 50 no. 1, Hob. III:44: I. Allegro
- String Quartet in B-flat major, op. 50 no. 1, Hob. III:44: String Quartet in B-flat major, op. 50 no. 1, Hob. III:44: II. Adagio non lento
- String Quartet in B-flat major, op. 50 no. 1, Hob. III:44: String Quartet in B-flat major, op. 50 no. 1, Hob. III:44: III. Menuetto. Poco allegretto
- String Quartet in B-flat major, op. 50 no. 1, Hob. III:44: String Quartet in B-flat major, op. 50 no. 1, Hob. III:44: IV. Finale. Vivace
- String Quartet in C major, op. 50 no. 2, Hob. III:45: String Quartet in C major, op. 50 no. 2, Hob. III:45: I. Vivace
- String Quartet in C major, op. 50 no. 2, Hob. III:45: String Quartet in C major, op. 50 no. 2, Hob. III:45: II. Adagio. Cantabile
- String Quartet in C major, op. 50 no. 2, Hob. III:45: String Quartet in C major, op. 50 no. 2, Hob. III:45: III. Menuetto. Allegretto
- String Quartet in C major, op. 50 no. 2, Hob. III:45: String Quartet in C major, op. 50 no. 2, Hob. III:45: IV. Finale. Vivace assai
- String Quartet in E-flat major, op. 50 no. 3, Hob. III:46: String Quartet in E-flat major, op. 50 no. 3, Hob. III:46: I. Allegro con brio
- String Quartet in E-flat major, op. 50 no. 3, Hob. III:46: String Quartet in E-flat major, op. 50 no. 3, Hob. III:46: II. Andante più tosto allegretto
- String Quartet in E-flat major, op. 50 no. 3, Hob. III:46: String Quartet in E-flat major, op. 50 no. 3, Hob. III:46: III. Menuetto. Allegretto
- String Quartet in E-flat major, op. 50 no. 3, Hob. III:46: String Quartet in E-flat major, op. 50 no. 3, Hob. III:46: IV. Finale. Presto
- String Quartet in F-sharp minor, op. 50 no. 4, Hob. III:47: String Quartet in F-sharp minor, op. 50 no. 4, Hob. III:47: I. Allegro spirituoso
- String Quartet in F-sharp minor, op. 50 no. 4, Hob. III:47: String Quartet in F-sharp minor, op. 50 no. 4, Hob. III:47: II. Andante
- String Quartet in F-sharp minor, op. 50 no. 4, Hob. III:47: String Quartet in F-sharp minor, op. 50 no. 4, Hob. III:47: III. Menuetto. Poco allegretto
- String Quartet in F-sharp minor, op. 50 no. 4, Hob. III:47: String Quartet in F-sharp minor, op. 50 no. 4, Hob. III:47: IV. Finale. Fuga. Allegro moderato
- String Quartet in F major, op. 50 no. 5, Hob. III:48: String Quartet in F major, op. 50 no. 5, Hob. III:48: I. Allegro moderato
- String Quartet in F major, op. 50 no. 5, Hob. III:48: String Quartet in F major, op. 50 no. 5, Hob. III:48: II. Poco adagio
- String Quartet in F major, op. 50 no. 5, Hob. III:48: String Quartet in F major, op. 50 no. 5, Hob. III:48: III. Menuetto. Allegretto
- String Quartet in F major, op. 50 no. 5, Hob. III:48: String Quartet in F major, op. 50 no. 5, Hob. III:48: IV. Finale. Vivace
- String Quartet in D major, op. 50 no. 6, Hob. III:49: String Quartet in D major, op. 50 no. 6, Hob. III:49: I. Allegro
- String Quartet in D major, op. 50 no. 6, Hob. III:49: String Quartet in D major, op. 50 no. 6, Hob. III:49: II. Poco adagio
- String Quartet in D major, op. 50 no. 6, Hob. III:49: String Quartet in D major, op. 50 no. 6, Hob. III:49: III. Menuetto. Allegretto
- String Quartet in D major, op. 50 no. 6, Hob. III:49: String Quartet in D major, op. 50 no. 6, Hob. III:49: IV. Finale. Allegro con spirito

