门德尔松《降E大调弦乐四重奏 （小提琴2，中提琴，大提琴） 第1四重奏》 《e小调为弦乐组而作的四重奏,第4四重奏》 /索普金大提琴 ,洛夫小提琴 ,索金小提琴 ,伊尔默中提琴 ,美术四重奏组

String Quartet No. 1 (Mendelssohn)
TheString Quartet No. 1 in E flat major,Op. 12, was composed byFelix Mendelssohnin 1829, completed inLondonon September 14 (though begun in Berlin) and possibly dedicated to Betty Pistor, a neighbor and the daughter of a Berlin astronomer.
Movements
Like all of Mendelssohn'sstring quartets, this work has fourmovements:
1.Adagio non troppo– Allegro non tardante
2.Canzonetta: Allegretto inG minor
3.Andante espressivo
4.Molto allegro e vivace
A typical performance lasts just under 25 minutes.

摘自:https://en.wikipedia.org/wiki/String_Quartet_No.1(Mendelssohn)

String Quartet No. 4 (Mendelssohn)
TheString Quartet No. 4 in E minor,Op. 44, No. 2, was composed byFelix Mendelssohnin 1837, and revised in 1839.
This work was premièred on 29 October 1837 atLeipzigwith great success, and published as a full score in 1840.The piece is part of the Op. 44 set of 3 string quartets that Mendelssohn dedicated to theCrown Prince of Sweden.[3]While Mendelssohn'sfirstandsecond quartetwere written under the influence ofBeethoven, Op.44 exhibits a clear sprouting of the composer's originality in style.
Movements
Like all of Mendelssohn'sstring quartets, this work has fourmovements:
1.Allegro assai appassionato
2.Scherzo: Allegro di molto
3.Andante
4.Presto agitato
A typical performance just under 30 minutes.

摘自:https://en.wikipedia.org/wiki/String_Quartet_No.4(Mendelssohn)