Brahms: Horn Trio in E-flat major, Op. 40

The Trio for natural horn, violin, and piano by the German composer Johannes Brahms (1833–97) is unique in the chamber music of the Romantic era. The natural horn, or “hand horn” or Waldhorn, had long been superseded by the valve horn, on which all notes are equally available, rather than only those in the natural harmonic series of a given key and those produced by hand-stopping the bell. The German term “Waldhorn” (or “forest horn”) referred to the traditional outdoor role of the instrument, which, by the Romantic era, had come to symbolize the freedom and mystery of the German forest. In recapturing the character of the natural instrument’s sound-world—and pitching it in a favorite key of Classical horn compositions, E-flat major—Brahms was effectively providing a retrospective document of musical Romanticism, as well as one of personal expression.

Introduction

The limitation and character of the horn as a solo instrument determined the form and ideas of the work. Whereas piano and violin were largely interchangeable in terms of instrumental idiom, the horn has a more limited and distinct character. Brahms’s intimate knowledge of the horn—a knowledge cultivated since youth—created a special sound palette which he exploited in his own musical language.

History

The known composition period is May 1865 in Lichtenthal, Baden-Baden, on the edge of the Black Forest. This timeframe overlaps with the composition of Brahms’s A German Requiem for choir and orchestra. (Some discarded pages of the trio’s manuscript served as paste-overs in the final revisions to the autograph score of the choral work.) However, evidence only recently appeared (in a New York City auction house) that Brahms had already conceived the music of the trio’s scherzo 12 years earlier, in a different key and simpler version, confirming Brahms’s well-known admission regarding the patience required for the perfection of his works.

Brahms: Trio in E-flat major for Horn, Violin, and Piano, Op. 40

Premiere

The first public performance took place on November 28, 1865, in Zurich at a concert of the orchestral society, with Brahms at the piano, the violinist Friedrich Hegar, and the horn-player Gläss. Later performances followed quickly in Karlsruhe and Oldenburg.

Form

The limitations of the horn determine the work’s characteristic duality, both of mood and of form. Brahms alternated the moods of each movement and provided significant contrast within them—thus a pensive and restless first movement (“Andante,” “poco piu animato”), a scherzo (“Allegro”) with a reflective trio (“molto meno Allegro”), a deeply expressive slow movement (“Adagio mesto”), and an exuberant sonata-rondo (“Allegro con brio”) to round it off. The key range and modulations are constrained, with the first movement, second movement, and finale in the home key, and only the slow movement (in E-flat minor) and the trio of the second movement (in A-flat minor) in different keys. The slow movement provides the emotional core of the work, with a central digression and a varied reprise.

Analysis

The character of the horn determines how Brahms employs the two basic moods in these movements. On the one hand, the traditional open notes of the horn-call turned into themes of an outdoor, hunting character, as in the scherzo and rondo finale with cross-rhythms in triple time; on the other, a lyrical, reflective idiom, carefully shaped to absorb hand-stopped notes, outside the horn’s natural range, giving veiled effect, as in the opening of the “Poco piu animato” (“a little more lively”) section. Duality determines the form of the first movement, which is unique in Brahms’s instrumental music, as it is not cast in the conventional sonata form. Rather it is in an alternating form—“Andante” and “Poco più animato,” with slight variation—rising to a climax, with the higher register of the horn in the final section.

The alternating form limits the kind of ongoing thematic development so typical of Brahms. Each section is more a matter of subtle variation. In the slow, most intense movement, he instead uses imitation between the horn and other instruments, or a blending of them. When he suddenly makes a thematic connection—as when the chorale-like theme, which appears in the reprise of the slow movement, is so obviously transformed into the theme of the rondo finale—the effect is dramatic.

Critical Thoughts

The choice of natural horn represented more than just an aesthetic or historical preference. It had intimate personal connections for Brahms, both emotionally and in terms of the composition’s history—few of Brahms’s works can be as closely associated with place and personal feeling as the Horn Trio. Its composition was in the village of Lichtental: a favorite spot, close to the residence of Clara Schumann, where he spent many summers and loved to walk. Many have sensed this connection.

Tradition has also handed down a connection to the death of Brahms’s mother, which took place in February 1865, only months before the composition. In the deeply felt slow movement, he marks it “Adagio mesto,” or “sadly”—the only time he ever used the term in instrumental music. The intensity of the closing section of the movement, the way in which Brahms suddenly lifts out of the mournful texture a hymn-like figure which then reappears as the buoyant theme of the finale, is difficult to disassociate from some very personal feeling.

Legacy

Perhaps predictably, the work was not quickly well received. It was too unusual and emotionally demanding. Since valve horns were then (as today) standard, the technique and aesthetic of the natural horn denied it a sense of continuity. However, its vindication has come with modern interest in performance on original (historical) instruments. And the fact that the valve horn often poses a challenge of balance with violin and piano has attracted players who seek to recapture the sound-world of the natural horn, with gut strings for the violin and a mid-19th-century piano. And the legacy is not only one of performance practice: 20th-century Hungarian composer György Ligeti dedicated his own work for this ensemble to the memory of the Brahms.

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Article by Michael Musgrave