op. 1 Sonate (violin+piano) 1907 in 3 movements

op. 2/1 Syystunnelma (Eino Leino) 1904
       a. canto+piano
       b. violin+canto+piano -> in 2 versions
op. 2/2 Tuijotin tulehen kauan (E. Leino) canto+piano (1907)
op. 2/3 Aamulaulu (E. Leino) 1905
       a. canto+piano
       b. viola+piano
       c. female choir a cappella (a 4 voci)
op. 2/4 Satu illasta (viola+piano) 1905 ?
op. 2/5 Lied (viola+piano) 1904

op. 3a/1 Kehtolaulu 1907
       a. violin+piano
       b. viola+cello+piano -> UNFINISHED !
op. 3a/2 Notturno (violin+piano) 1907
op. 3a/3 Kansanlaulu (violin+piano) 1907 ?
op. 3a/4 = op. 9/2b
op. 3a/5 Scherzino (violin+piano) 1905

op. 3b/1 = op. 3c
op. 3b/2 Häämarssi (piano solo) 1908
op. 3b/3 Pikku gavotti (piano solo) 1906

op. 3c/1-2 music for the play FATHER & DAUGHTER (Toivo Tarvas) 1908 "op. 3b/1"
                 -> 1 piece (Elegia) for piano solo & 1 melodrama

op. 4/1 Metsän kuninkaalle (Kanteletar) male choir a cappella (1906)
op. 4/2 Yllätä ikuinen yö (Hilja O. Lehtinen = "L. Onerva") male choir a cappella (1906)
op. 4/3 Illalla (E. Leino) male choir a cappella (1907)
op. 4/4 = op. 17b/5
op. 4/5 Virta venhettä vie (E. Leino) 1906
        a. male choir a cappella
        b. piano solo ("op. 37/1")
op. 4/6 Henteli (Finnish folk song) male choir a cappella (1908)
op. 4/7 Kullervon laulu (Kanteletar) male choir a cappella (1909)
op. 4/8 Vanha vaimo (E. Leino) bar. solo+male choir a cappella (1910)

op. 5 Juhlamarssi = Lapuan marssi (August V. Forsman = "A. Koskimies")
         a. mixed choir+brass ensemble (1908)
         b. mixed choir+orchestra (1911)

op. 6/1 Kesäyö kirkkomaalla (Veikko A. Koskenniemi) canto+piano (1907)
op. 6/2 Epilogi (V. Koskenniemi) canto+piano (1907)

op. 7 Trio (piano+violin+sello) 1908 in 4 movements

op. 8/1 Suutelo (Arnold Kandolin = "Aarni Kouta") canto+piano (1908) in 2 movements
op. 8/2 Marjatan laulu (E. Leino) canto+piano (1908)

THE SOUTH-OSTROBOTHNIAN SUITE 1:
op. 9/1 Maisema = Sviitti (orch.) 1909 -> in 2 versions
op. 9/2 Kansanlaulu 1907 ?
       a. orch.
       b. violin+piano
op. 9/3 Pohjalainen tanssi 1 (1906)
       a. orch.
       b. violin+piano
op. 9/4 Pohjalainen tanssi 2 = Pirun polska (orch.) 1906
op. 9/5 Hämärän laulu 1909
       a. orch. -> in 2 versions
       b. piano solo -> UNFINISHED !

op. 10/1 Prelude (orch.) 1909
op. 10/2 Fuga (orch.) 1909

op. 11/1 Omenapuut (V. Koskenniemi) mixed choir a cappella (1908) = "Siell' on kauan jo kukkineet"
op. 11/2 Meren virsi (E. Leino) mixed choir a cappella (1909) After the premiere H. Klemetti insisted on a piano accompan. which Kuula later added
op. 11/3 Auringon noustessa (V. Koskenniemi) mixed choir a cappella (1910)
op. 11/4 Tuuti lasta Tuonelahan (Kanteletar) mixed choir a cappella (1906) = Tuutulaulu
op. 11/5 Hautalaulu (E. Leino)
       a. mixed choir a cappella (1906) -> in 2 versions
       b. male choir a cappella (1914)
op. 11/6 Keinutan kaikua (H. Lehtinen) -> in 2 versions (1904 & 1910)
              for mixed choir a cappella
op. 11/7 Kevätlaulu (V. Koskenniemi) mixed choir a cappella (1910)

op. 12 Merenkylpijäneidot (E. Leino)
       a. canto+piano (1909) -> in 2 versions
       b. canto+orch. (1910)
op. 13 Juhlamarssi 1910
       a. orch.
       b. piano solo

op. 14 Orjan poika = Sinfoninen legenda (E. Leino)
       a. ten. & bar. soli+mixed choir+piano (1904) -> UNFINISHED !
       b. sopr. & bar. soli+mixed choir+orch. (1910)
       c. orch. (1912) = a concert suite (in 3 mvmts) compiled from version b.

op. 15 Kuolemattomuuden toivo (E. Leino) 1910 bar. solo+mixed choir+orch.
           -> a cantata

op. 16a/1 Sinikan laulu (E. Leino) canto+piano (1910 ?)
op. 16a/2 Lyö, sydän (Antti Rytkönen) -> in 2 entirely different settings:
        a. mixed choir a cappella (1904)
        b. canto+piano (1906)

op. 16b/1 Prelude (organ) 1909 (the "Urform" of this is a fugue for strings 1906)
op. 16b/2 Intermezzo (organ) 1909

op. 17a/1-2 South-Ostroboth. dances 1 (violin+piano) 1909 ? "op. 17a/3-4"
op. 17a/3-4 South-Ostroboth. dances 2 (violin+piano) 1909 ? "op. 17a/5-6"


op. 17b/1-5 South-Ostroboth. folksong arr., vol. 1 (canto/violin+piano) 1908
                    -> nr. 5 arr. also for bar. solo+male choir a cappella ("op. 4/4")
op. 17b/6-12 South-Ostroboth. folksong arr., vol. 2 (canto/violin+piano) 1909 ?
                      -> nr. 12 arr. also for orchestra

op. 17c/1 Scherzo (violin+piano) 1909 "op. 17a/7"
op. 17c/2 Melodie lugubre (violin/cello+piano) 1911 "op. 17a/8"
                -> orig. vocalise for canto+piano

op. 18 Impi ja pajarin poika (E. Leino)
       a. canto+piano (1911)
       b. canto+orch. (1912)

op. 19/1-3 Satukuvia (piano solo) 1912

THE SOUTH-OSTROBOTHNIAN SUITE 2:
op. 20/1 Tulopeli (1912)
       a. orch.
       b. piano quintet -> UNFINISHED !
op. 20/2 Metsässä sataa (orch.) 1913
op. 20/3 Menuetti = Minuee (orch.) 1913
op. 20/4 Orpolasten polska 1913 ? 
      
a. orch.
       b. violin+piano ("op. 17a/1")
op. 20/5 Hiidet virvoja viritti (orch.) 1913

op. 21/1 Karavaanikuoro (E. Leino) sopr. & ten. soli+mixed choir a cappella (1912) "op. 34b/2"
              -> always sung in an arrangement by L. Madetoja
op. 21/2 Venelaulu = Barcarolle (Kanteletar) 1912
               a. mixed choir a cappella
               b. piano solo ("op. 37/2")
op. 21/3 Kansallismielisten nuorten marssi (Ilta Koskimies = "Elina Vuorenala") mixed choir a cappella (1912)

op. 22/1 Joululaulu = Chanson sans paroles 1910
       a. violin/cello+piano
       b. cello+orch.
op. 22/2 Suru 1912
       a. violin/cello+piano
       b. cello+orch.
op. 22/3 Yö (E. Leino) canto+piano (1906)

op. 23/1 Sinipiika (V. Koskenniemi) canto+piano (1912)
op. 23/2 Ave Maria (trad.)
       a. canto+piano (1912)
       b. canto+orch.(+harmonium/organ ad lib.) 1913
op. 23/3 Yli kukkien (E. Leino) canto+piano (1912)
op. 23/4 Kohtalo (Lauri Pohjanpää) canto+piano (1912)

op. 24/1 Lauantai-ilta (L. Pohjanpää) canto+piano (1913)
op. 24/2 Jääkukkia (V. Koskenniemi) canto+piano (1913)
op. 24/3 Vanha syyslaulu (V. Koskenniemi)
          a. canto+piano (1913)
          b. piano solo
op. 24/4 Heidezauber (August Hjelt) canto+piano (1913)

op. 25 Stabat mater (Jacopo dei Benedetti = "J. da Todi" ?) mixed choir+orch.(+organ)
-> in 2 versions (orig. 1915 LOST ! & rev. 1917- UNFINISHED !)
the orig. composition was finished and ready to play in spring 1915 (cf. an evaluation by the critic E. Katila in "Uusi Suometar", May the 30th 1915) but later rejected by Kuula in favor of a revision (work started in 1917 at the latest);
this version remained unfinished upon the composer's death and was completed by L. Madetoja in autumn 1918 for a 1st performance in spring 1919

op. 26/1 Piirileikki (piano solo) 1914
op. 26/2 Paimentunnelma (piano solo) 1914
op. 26/3 Tanssi-improvisaatio (piano solo) 1914
op. 26/4 Nocturne (piano solo) 1914
op. 26/5 Rauha = Adagio (piano solo) 1914
op. 26/6 Surumarssi 1916
       a. piano solo
       b. organ

op. 27a/1 Surulaulu (Finnish folk song ?) male choir a cappella (1912)
op. 27a/2 Kesäkuva (Eero Eerola) male choir a cappella (1914)
op. 27a/3 Kesän mentyä (E. Eerola) male choir a cappella (1914)
op. 27a/4 Häät (E. Eerola) male choir a cappella (1914)
op. 27a/5 Iltapilviä (V. Koskenniemi) male choir a cappella (1914)
op. 27a/6 Kolkkaa kotaa (Kanteletar) male choir a cappella (1914)
op. 27a/7 Vappulaulu (Karl G. Larson = "Larin Kyösti") male choir a cappella (1914)
op. 27a/8 Kevät (E. Leino) bar. solo+male choir a cappella (1915)

op. 27b/1 Me laulamme (P. Emil Cajander) male choir a cappella (1915)
op. 27b/2 Keinulla (E. Eerola) male choir a cappella (1915)
op. 27b/3 Vai ei (E. Eerola) male choir a cappella (1916)
op. 27b/4 Tuli tuttu, vanha tuttu (K. Larson) male choir a cappella (1916)
op. 27b/5 Iltatunnelma (Lauri Kemiläinen) male choir a cappella (1916)
op. 27b/6 Polska (Finnish folk song) male choir a cappella (1916)
op. 27b/7 Tanssilaulu (L. Kemiläinen) male choir a cappella (1916)
op. 27b/8 Soikaa kellot (E. Eerola) male choir a cappella (1916)
op. 27b/9 Piirilaulu (Finnish folk song) male choir a cappella (1916)

op. 28/1 Vuorella (brass ens.) 1913 -> in 2 versions
op. 28/2 Soitto (brass ens.) 1914
op. 28/3 = op. 28/2
op. 28/4 Nuijamiesten marssi (V. Koskenniemi)
       a. male/mixed choir+orch. (1912)
       b. male choir a cappella (1913)

op. 29a/1 Tule armaani (V. Koskenniemi) canto+piano (1915)
op. 29a/2 Pesäänsä suojeleva lintu (K. Larson) 1914
       a. children's choir (unisono)+harm.(organ)
       b. canto+piano
op. 29a/3 Paimenet (E. Eerola) canto+piano (1915)

op. 29b/1 Sävel (L. Pohjanpää) mixed choir a cappella (1914)
op. 29b/2 Hiiren peijaat (Kanteletar) female choir a cappella (a 3 voci) 1915
op. 29b/3 Laulu Satakunnalle (Frans H. Nordling = "H. Nortamo") mixed choir a cappella (1913)
op. 29b/4 Yksin (Aune Krohn) female choir a cappella (a 3 voci) 1907
op. 29b/5 = op. 2/3c

op. 29c/1 Rakentajain laulu (A. Kandolin) male voices unisono/canto+piano (1914) commissioned by Suomen rak.mestariliitto for their 10th anniversary; they rejected this 1st version and Kuula composed another one, see below
op. 29c/2 Rakentajain laulu (Iivo Härkönen) male voices unisono/canto+piano (1915) an entirely different setting; an arr. of this piece for male choir a cappella possibly not genuine

op. 30a/1-3 music for the play KANDAULES (Hjalmar Hahl) 1915 ? female choir a cappella (a 3 voci)

op. 30b/1-4 music for the play MEDICI'T (Oskar Johansson = "Kyösti Somero") 1915
                    -> 3 pieces for chamber ens. & 1 for bar. solo+male choir a cappella

op. 30c/1-8 music for the play TAIKAPEILI (K. Larson) 1916
                   -> 6 pieces for chamber ens., 1 for female choir a cappella (a 3 voci) & 1 for canto+piano

op. 31a/1 Purjein kuutamolla (Kalle Vuokoski) 1917
       a. canto+piano
       b. canto+orch.
op. 31a/2 Karjapihassa (K. Larson) 1917
       a. canto+piano
       b. canto+orch.

op. 31b/1 Isänmaani (Juhana H. Erkko) unisono (1913 ?)
op. 31b/2 Vainajien marssi (V. Koskenniemi) unisono (1913)
op. 31b/3 Nimettömät sankarit (V. Koskenniemi) unisono (1913 ?)
op. 31b/4 Maa hädässä = Hymni (E. Leino) male or female voices unisono/canto+piano (1913)
op. 31b/5 = op. 24/3 (melody)

op. 32/1-11 music for the play MERIPOIKIA (Teuvo Pakkala) mostly based on Finnish folk melodies (1915)
                   -> 3 pieces for unisono, 2 for mixed choir a cappella, 1 for male choir a cappella & 5 for chamber ens.

op. 33 Karboraattorien marssi (piano solo) -> UNFINISHED ! (1914-)

op. 34a/1 Kesäyö (L. Pohjanpää) male choir a cappella (1914)
op. 34a/2 Syksy = Prologi (V. Koskenniemi) male choir a cappella (1914)
op. 34a/3 Tanssista palataan (E. Eerola) male choir a cappella (1916)
op. 34a/4 Ne tulevat taas (E. Eerola) male choir a cappella (1917)
op. 34a/5 Vapauden laulu = Laulu valon sodassa (E. Leino) male choir a cappella (1917)
op. 34a/6 Sirkan häämatka (E. Leino) male choir a cappella (1917)
op. 34a/7 Suojeluskuntien marssi (E. Eerola) 1918 mixed choir a cappella (may also be performed by solo piano or choir in unison with piano acc.; the 1st perf. was by male voices in unison with piano)

op. 34b/1 Rukous (E. Leino) mixed choir a cappella (1917)
op. 34b/2 = op. 21/1
op. 34b/3 Die Nacht ist vor der Tür (Paul Weber, trans. to Swedish by L. Stenbäck) tradit. sung by a mixed choir (a cappella) but genuinely this is a hymn (psalm), i.e. the correct instrumentation is unisono+piano/organ (1918)
                -> trans. to Finnish by Y. Veijola (based on the transl. of Stenbäck) with title "Kun maan ja mantereen"
op. 34b/4 Hur ljuvt det är = On herran templiin tulla (Johan L. Runeberg; trans to Finnish by A. Noponen) not a "pure" choral song but a hymn, see above (1918)

op. 35/1 = op. 23/2b
op. 35/2 = op. 31a/2b
op. 35/3 = op. 31a/1b

op. 36 Symphony (orch.) -> UNFINISHED ! (1911-)

op. 37/1 = op. 4/5b
op. 37/2 = op. 21/2b

no op. Air varie (piano solo) 1898
no op. Allegretto (orch.) 1905
no op. Andante (corno+piano) -> UNFINISHED !
no op. Andante & allegro (piano+viola+violin+clar.)
no op. Balettikohtaus (orch.) -> UNFINISHED !
no op. Canzona di maggio = Kevätlaulu (Sem Benelli; trans. to Finnish by Eino Palola) canto+piano(+violin ad lib.) 1917
           -> music for the play LA CENA DELLE BEFFE (PILKKAAJAN ATERIA); no other pieces ?
no op. Cassazione (2 violins+piano)
no op. Det gingo två flickor i rosenlund (Finnish folk song) string orch.
no op. Fantasia (violin+piano) -> UNFINISHED ! (violin part only complete)
no op. Hei ja hei (Finnish folk song) canto+piano
no op. Humoreski (Finnish folk song) mixed choir a cappella ("Konstatinoopelin portin pääll'")
no op. Invention (piano solo) 1906 ?
no op. Itken kurja kullaistani (Kanteletar) mixed choir a cappella (1904 ?) -> UNFINISHED !
no op. Jousikvartetto (2 violins+viola+cello) 1906 = string quartet ms (some themes are the same as in Intermezzo op. 16b/2)
no op. Jousitrio (violin+viola+cello) 1904 = string trio
no op. Juhlakantaatti = Isonkyrön kantaatti (A. Forsman & Psalm 118) bar. solo+mixed choir+organ+piano (1904)
           -> in 2 parts
no op. Jyrise Tuonelan tumma paasi (piano solo) 1898 ? -> UNFINISHED !
no op. Kanon (violin+viola)
no op. Kansanlaulusarja (string quartet) = a setting of Finnish folk melodies -> UNFINISHED !
no op. Kas silloin vaan (K. Larson) canto+piano (1899)
no op. Kesäilta (Finnish folk song) 1917
           a. violin+piano
           b. canto+orch.
no op. Kullan ylistys (Karelian folk song)
           a. mixed choir a cappella 
           b. piano solo -> UNFINISHED !
no op. Käinkattshoja = Mantsinsaaren balladi (Karelian folk song) male choir a cappella
           -> trans. to Finnish by I. Härkönen
no op. Lampaan polska (piano solo) 1915 = folk dance arr. ("La folia")
no op. Legend (piano quintet) -> UNFINISHED ! (piano part missing)
no op. Miksi riennän (Anon. ?) canto+piano (1899) -> UNFINISHED !
no op. Minun kultani kaunis on = Älä sure, sorja neito (Finnish folk song) mixed choir a cappella (1904)
no op. Nuku (H. Maria Selin) mixed choir a cappella (1904)
no op. Polska (violin+piano) 1909 ? "op. 17a/2"
no op. Rondo (string quartet) 1906
no op. Scherzo (piano quintet) 1906
no op. Schottis (piano solo)
no op. Sonate (violin+piano) 1906 -> in 1 movement
no op. Syntymistään sureva (Finnish folk song) string quartet
no op. Tema con variazioni (orch.) -> UNFINISHED !
no op. Tuonne taakse metsämaan (Finnish folk song) string orch.
no op. Tuuli se puhaltaa (Finnish folk song) mixed choir a cappella (a 3 voci)
no op. Tähtien välkettä (Anon.) canto+piano -> UNFINISHED !
no op. Ukko lantmeetarille (trad.) male choir a cappella 1916 (a birthday present)
no op. Ut min väg i världen går (Swedish folk song ?) canto/violin+piano (1898 ?)
no op. Valse caprice (piano+viola) -> UNFINISHED !
no op. Valse lente (string quartet) 1899 ?
no op. Viulutrio (3 violins) 1904 = violin trio
no op. Älä itke impeni nuori (E. Leino) canto/violin+piano (1898 ?)

projects not realized:

ballet music for "Karhunpeijaiset" (Juhani Aho) in 2 acts (1916-)
Lemminkäinen (Kalevala) an opera
an orch. suite in 3 mvmts
Sydämeni laulu (Alexis Stenvall = "Kivi") canto+orch.