String Quintet (Schubert) No. 3 in C major, K. 515 and Beethoven's String Quintet, Op. 29 in C major. According to Charles Rosen, the opening theme of Schubert's work emulates many characteristics of the Mozart quintet's opening theme, such as decorative turns, irregular phrase lengths, and rising staccato arpeggios (the latter appear only in Schubert's recapitulation). But whereas the string quintets of Mozart and Beethoven are composed for a string quartet augmented by a second viola, Schubert adopts a somewhat unconventional instrumentation, employing two cellos instead of two violas, creating richness in the lower register. Before Schubert, Luigi Boccherini had replaced the second
String Quartet (Elgar) by Adolph Brodsky, in honour of the promise Elgar had made years earlier to write a work for them. However, the members of the Brodsky Quartet were now around 70 years of age. The Quartet's public premiere was given by Albert Sammons and W. H. Reed, violins; Raymond Jeremy, viola; and Felix Salmond, cello on 21 May 1919, at the Wigmore Hall, London, the Piano Quintet in A minor also receiving its premiere on this occasion. The group was billed as the "British String Quartet". (Some sources say the London String Quartet gave the premiere, but Albert Sammons was the