Introduction et Saltarella (1933-1936)
for piano
Duration: 3' 30"
Manuscript

Cinq pièces burlesques, op. 1 (1937-1938)
A form of impressions
for piano
1. Sonia et le miroir
2. Colin-Maillard
3. Arc-en-ciel
4. Polichinelle et burlesque
5. Casse-noisette
'Cinq pièces burlesques' was created in 1938 while the composer was a student in the solists' class at the conservatory in Lausanne. He was influenced by the French school, most particularly by the daring incursions made by the 'Group des six'. 'Cinq pièces burlesques' is Boris Mersson's answer to Arthur Honegger's 'Sept pièces brèves'.
Duration: 5' 30"
Manuscript

Five Short Pieces for Small Orchestra, op.1 (1937-1938/50)
Version for orchestra
for small orchestra (1.1.2.1/1.1.1.1/2perc/hp/str)
Duration: 10' 00"

Sonate no. 1, op. 3 (1944/91)
for violin and piano
1. Moderato - Tranquillo
2. Adagio rubato
3. Allegro agitato
Duration: 28' 30"
Manuscript

Divertissement, op. 4 (1946)
for reed trio (oboe, clarinet, bassoon) and horn
Duration: 10' 00"

Ronde burlesque, op. 4a (1947)
for samll orchestra (2(pic).1.2.1/2.2.1.0/hp.pf[=cel]/perc.str/gtr ad lib.)
Duration: 6' 00"

Dorfschwalben aus Oesterreich (Josef Strauss, Eduard Schütt) (1946)
Adaptation
for small orchestra (2.2.2.2/2.2.1.0/timp.perc/str)
Orchestration, introduction and final cadence by Boris Mersson.
Duration: 8' 00"

Capricciosa, op. 5d (1947)
for oboe and strings
Duration: 4' 00"

Sinfonietta, op. 6 (1948-1970)
for orchestra (1.2.0.2/3.0.0.0/timp/str)
1. Allegro deciso2. Scherzo, Allegro vivace3. Adagio assai4. Finale, Allegro giusto
Duration: 16' 00"

Fantasia, op. 7 (1949)
for bassoon, strings and percussion
Duration: 6' 00"

Nocturne, op. 8 (1949-1950)
for violin, strings and harp (or with piano accompaniment)
Duration: 7' 00"

Danse pour Hérode et Marianne, op. 9 (1952)
for a large orchestra (3.3.2.2/2.2.2.1/timp.perc.xyl/str)
Based on Friedrich Hebbel.
Duration: 6' 00"

Petite Suite, op. 10 (1952-1953)
for flute, oboe (or violoncello) and piano (or harpsichord)
Duration: 11' 00"

Undine (1953)
Scenic music
for ensemble (1.0.0.0/0.3.0.0/gong bells/hp.cel/vn)
Texts: J. Giraudoux
Based on J. Giraudoux.
Duration: 15' 00"
Manuscript

Divertimento, op. 12 (1955-1963)
for six wind instruments (pic.fl.ca.cl.bn.tpt), two percussion, harpsichord or piano, and strings
Duration: 12' 00"

Etudes rythmiques, op. 13 (1956)
for jazz trio (cl/db/perc) and string quartet
Duration: 23' 00"
Manuscript

Caprice, op. 14 (1956)
for oboe and piano
Duration: 3' 30"

Eytan Rhapsody, op. 15 (1958-1959)
Concerto for violin and orchestra
(pic.2.2.2.bcl.2/2.2.3.1/timp.perc/hp.cel/str) (or with piano accompaniment)
Duration: 22' 00"
Manuscript

Sonate, op. 16 (1958)
for clarinet and piano
1. Allegro moderato2. Andante sostenuto3. Allegro brillante
Duration: 20' 00"

Suite, op. 17 (1959-1960)
for four saxophones
Duration: 10' 00"

Zwei Herbstlieder, op. 17b (1959)
for baritone and piano
Texts: C. Schauwecker
Duration: 8' 00"
Manuscript

Sonate, op. 18 (1959-1960)
for cello and piano
Duration: 22' 00"

Three Monkey Dances, op. 19 (1960)
for oboe (or clarinet) and piano (also trio with piano)
1. Grimaces2. Around the cage3. Golliwogg goes to town
Duration: 6' 30"

Musik für Bläserquintett, op. 20 (1960)
Duration: 10' 00"

3 Pièces provençales, op. 11 (1963)
for two clarinets and a bassoon (or bass clarinet or basset horn)
1. Pastourelle
2. Ballade
3. Farandole
Also for a trio of double reed instruments.
Duration: 10' 00"

Moments musicaux, op. 21 (1963)
for flute (or clarinet), trombone, vibraphone, two double-basses and percussion
Duration: 16' 00"

Spiel der Komödianten, op. 21b (1958-1962)
for large orchestra (pic.2.2.2.bcl.2/4.3.3.1/timp.2perc/vib[=xyl].cel.hp/str)
Duration: 5' 30"
Manuscript

Episodes ésotériques, op. 22 (1963)
for celesta and string quartet (or string orchestra)
1. Allegro2. Andante con moto3. Allegro
Duration: 13' 00"

Gitan Rhapsody, op. 22b (1964)
for violin and orchestra (2.1.2.1/2.3.3.0/timp.1perc/cel[=bells].hp/str)
Duration: 10' 00"

Sound of Seven, op. 24 (1964)
for oboe (or ssx), four saxophones, double-bass and percussion
Duration: 15' 00"

Concerto, op. 25 (1965-1966)
for alto saxophone and large harmonic orchestra (pic.2.2.Ebcl.Bbcl.acl.bcl.2.cbn.4sx.4/2cnt.4.3euph.3.1/timp.2perc/str with db) or with symphonic orchestra (2(pi).2.2.2/4.2.3.1/timp.2perc)
Duration: 20' 00"

Terpsichore-Suite, op. 5f (1966)
for large orchestra (3.2.3.2/4.3.2.1/timp.perc.cel/hp/str)
1. Rigaudon2. Elegie3. Danse rustique
Duration: 13' 30"
Manuscript

Elegie (1966)
for violoncello (or horn) and piano
From the orchestra suite 'Terpsichore', op. 5f.
Duration: 5' 00"

Fluidum, op. 26 (1966)
for piccolo, English horn, viola, violoncello and percussion
Duration: 14' 00"
Manuscript

Hommage à Schoenberg, op. 27 (1966)
for piccolo, flute, English horn, viola, violoncello and percussion
Duration: 5' 00"
Manuscript

Concerto, op. 29 (1968)
for piano and harmonic orchestra (2.2.4.2.4/3.2.0.1.0/3.3.1.1/timp.perc/perc) or with a symphonic orchestra (2.2.3.2/4.3.3.1/timp.perc/hp.cel.pf/str)
1. Allegro con brio2. Molto tranquillo e sognando3. Vivace, ma non troppo presto - Toccata
Duration: 18' 00"

Der Spiegel, op. 30 (1968)
for a large orchestra (version for two pianos and three percussionists)
Ballet based on a Japanese tale.
Duration: 43' 00"
Manuscript

Quatro Improvvisazioni, op. 28 (1968-1969)
for piano, violin and violoncello
Duration: 15' 00"

Conjugo metamorfosis, op. 31 (1969)
for one wind instrument
Duration: 5' 00"

Divertimento in sol maggiore (1970)
for wind quintet
Based on two sonatas of op 49 by Beethoven.
Duration: 15' 00"

Fünf Klavierstücke, op. 23 (1970-1977)
Capricciosa - Sogno - Invention SCHiBlEr - Intermezzo tenero - Imptomptu.
Duration: 14' 00"

Variationen in Es-Dur (1971)
for violin, violoncello (or horn) and piano (or arrangement for various instruments)
In the classical style over the theme "Brüder, reicht die Hand zum Bunde".
Duration: 7' 00"

Thema und Variationen in D-Dur (1971/91)
for violoncello and piano
In the classical style over the theme "Brüder, reicht die Hand zum Bunde".
Duration: 5' 00"

Bravour-Variationen (1971/94)
for violin solo
In the classical style over the theme "Brüder, reicht mir die Hand zum Bunde".
Duration: 6' 00"

Jeux Fantasques, op. 32 (1974)
for piano
Jeu de main - Jeu de vilains - Toccata.
Duration: 10' 00"
Manuscript

Trois mouvements en Trio, op. 33 (1976)
for violin, horn and piano
Duration: 15' 00"
Manuscript

Introduction et Rondo pastoral, op. 34 (1977)
for twelve clarinets
Duration: 12' 00"
Manuscript

Limmat Sketches, op. 35 (1978)
for harmonic orchestra
Duration: 6' 00"

Sonata per chitarra, op. 36 (1978-1979)
Duration: 13' 00"

Fantasia per sassofono e piano, op. 37 (1979)
Also in a version for a small orchestra (pic.1.1.1.cbl.1/1.1.0.0/1perc/cel.hp/str).
Duration: 15' 00"

Le Marteau d'argent, op. 38 (1979)
for large harmonic orchestra (pic.2.2.ca.Ebcl.3Bbcl.2acl.bcl.2.cbn.4sx/4.2cnt.3.2euph.3.2/timp.3perc)
Duration: 10' 00"
Manuscript

Prologue mystique et Danse rituelle, op. 39 (1980-1981)
for alto and piano
Duration: 9' 00"

Odyssée à quatre, op. 40 (1981)
for reed quartet (ob[=ca].cl[=bcl].Ebsx.bn)
Duration: 12' 00"

Concertation, op. 41 (1982-1983)
for bassoon and piano
Duration: 8' 00"

Alcibiade, op. 42 (1983)
Six pieces
for guitar
1. Méditation2. Burlesca3. Solitude4. Piccolo capriccio5. Esquisse sul nome BACH6. Danza
Duration: 15' 00"

Sonata a tre, op. 43 (1983)
for violin, viola (or violoncello) and piano
In a folkloric style.
Duration: 18' 00"

Polyphonia, op. 44 (1984)
for eight violoncelli
Duration: 15' 00"

"Bravour-Variationen" über das Thema "Brüder reicht die Hand zum Bunde" nach Mozart (1984)
for violin solo
Duration: 6' 30"

Windspiele-Ouverture, op. 45 (1985)
for large harmonic orchestra (pic.2.2.Ebcl.3Bbcl.2acl.bcl.4sx/4.2cnt.3.2euph.3.2/timp.2perc/str with db)
Duration: 6' 00"

Brüder, es ist hohe Zeit (1985)
for baritone and piano
Texts: A. Baumann
Duration: 3' 30"
Manuscript

5 Bagatelles, op. 46 ("Hommage à Hindemith") (1986)
for viola, violoncello and tenor saxophone or bassoon
Duration: 12' 00"

Music for a celebration, op. 47 (1987)
for orchestra (1.1.1.cbn/1.2.1.0/2perc/pf[=cel]/str)
Duration: 10' 00"

La Moldau (Bedrich Smetana) (1987)
for piano trio - intergral adaptation
Duration: 14' 00"

Vier Lieder (Vincenzo Bellini) (1989)
for tenor, oboe, and string trio (or string quartet)
Duration: 12' 00"
Manuscript

D'un soleil à l'autre, op. 48 (1989-1990)
Symphonic poem
for large wind orchestra (3.3.6.3.4/4.2.0.1.0/2.3.1.3/timp.perc/db)
Duration: 15' 00"
Manuscript

Serenade "... sozusagen grundlos vergnügt", op. 49 (1990)
for soprano, twelve wind instruments (2.2.2.2.4), violoncello, double-bass and crotales
Texts: Mascha Kaléko
Duration: 20' 00"
Manuscript

Cantate, op. 50 (1991)
for mixed choir and wind orchestra (pic.2.2.Ebcl.3Bbcl.acl.bcl.2.4sx/4.3.3euph.3.1/timp.2perc/str with db) or symphonic orchestra (2(pic).2.2.bcl.2/4.3.3.1/timp.2perc/str)
Texts: Franz Fassbind
Duration: 18' 00"
Manuscript

Die alte Tanne (1991)
for baritone and piano
Texts: Otto Frick
Duration: 3' 00"
Manuscript

Capriccio concertante, op. 51 (1994)
for flute(s), string orchestra and small percussion
Duration: 15' 00"

Streich für Streicher, op. 52 (1994)
Serenade
Duration: 12' 00"

Molnaresca, op. 53 (1994)
Suite
for F-horn and piano
1. Parade2. Idylle (également pour hautbois d'amour ou clarinette en la) (5')3. Cupidon
Duration: 9' 30"

Danza andalusa (1995)
for two guitars
Arranged by W. Feybli.
Duration: 5' 00"

Symphonie (1996)
for orchestra (1.2.2.2/2.0.0.0/str)
Based on the wind serenade in C minor, KV 388 by Mozart.
Duration: 15' 00"
Manuscript

Pastorale, op. 54 (1997)
for flute(s), piano and chamber orchestra (fl.cl.bcl/hn.tpt.1.1.1.1.1)
Duration: 8' 00"

Pièce d'orgue, op. 55 (1997)
Duration: 7' 50"
Manuscript

Mosaiques, op. 56 (1997-1998)
for three guitars
Duration: 11' 00"
Manuscript

"Carpe Diem" nach einer Ode von Horaz, op. 57 (2002)
Symphonic work
for orchestra (1(pic).1.ca.2.1/1.2.0.1/2perc/cel.bells/str)
Duration: 22' 00"
Manuscript

Streichquartett, op. 58 (2004)
Homage to à Peter Rybar
Duration: 18' 00"
Manuscript

4 Spinas-Fantasie-Stücke, op. 59 (2006-2007)
for piano solo
Duration: 11' 00"
Manuscript

Regards perdus, op. 60 (2007)
Prelude for the left hand
for piano
Duration: 7' 00"
Manuscript

Mersson, Boris: Un idéal musical et maçonnique: Mozart (1756-1791), in: Mensuel Alpina 5 (1991)

Viret, Jacques: Un juvenile Octogénaire. Boris Mersson, in: Revue musicale de Suisse Romande (Decembre 2001) (2001)

Baumann, Dorothea: Théâtre Musical. L'oeuvre des compositeurs Suisses du 20ème siècle, in: Schweizer Theaterjahrbuch 45 (1983), S. 325

Hayoz, Jean-Michel: Autour des derniers opus de Boris Mersson, in: Schweizer Musikzeitung 2 (1982)

Holmes, John L.: Artikel "Boris Mersson", in: Conducters on Record, Victor Gollancz, London 1982, S. 446

Decugis, Claude: Cinq questions à Boris Mersson, in: Revue de la Fédération musicale de Normandie et d'Eure-et-Loir 10 (1981)

Flechtner, Michel R.: Les Fanfares et la Musique pour instruments à vent au XXème siècle, in: Schweizer Musikzeitung 3 (1981)

Schibler, Armin: Boris Mersson. Eine Würdigung seines Wirkens, in: Mensuel Alpina 12 (1981)