found: Beethoven, L. van.Complete string quartets. [Phonodisc] 1970.
found: Mozart, W. A. Streichquartette [SR] p1984:container (Melos Quartett)
found: Brahms, J. String sextet B flat major op. 18, p2009:insert (Peter Buck, violoncello; founder member of Melos Quartet)
found: Stevenson, J. Melos Quartett Stuttgart, viewed September 15, 2020:(Its founders were four string players ... Wilhelm Melcher ... Gerhard Ernst Voss ... Hermann Voss ... Peter Buck ... The Melos Quartet started winning awards almost as soon as it was formed in 1965) - https://www.allmusic.com/artist/melos-quartet-stuttgart-mn0001641561