Grieg String Quartet op. 27, 2nd movement. Performed by the Petersen Quartet in 2002: Conrad Muck, volin Daniel Bell, violin Friedemann Weigle, viola Jonas Krejci, cello
Wonderful! Please, if you can, upload the rest of this performance. If it as good as this, it may be the truest and best interpretation and performance I've ever heard. This is one of my favorite string quartets and one of the greatest, but few performers get it right.