12 Exercises for Cello, Op.54Friedrich Dotzauer
Violoncelo
12 German Dances, D.420Franz Schubert
PianoDança
12 Gesänge, Op.1Robert Franz
Voz
12 Gesänge, Op.17Gottfried Weber
Piano
12 Grazer Waltzer, D.924 (Op.91)Franz Schubert
PianoValsa
12 Irish Songs, WoO 154Ludwig van Beethoven
PianoCanção
12 Klavierstücke für kleine und große Kinder, Op.85Robert Schumann
Piano
12 Kleine Fantasien über beliebte Volkslieder, Op.49Theodore Oesten
PianoFantasia
12 Konzert-Etüden : für Klavier zu 2 Händen, op. 2Adolf von Henselt
PianoEstudo
12 Ländler for 2 Guitars, Op.92Mauro Giuliani
Guitarra
12 Lieder and Romances, Op.44Johannes Brahms
PianoRomance
12 Lieder aus Joseph Victor Scheffels Gaudeamus, Op.40Adolf Jensen
PianoLied
12 Lieder, Op.48Anton Rubinstein
PianoLied
12 Lieder, Op.9Felix Mendelssohn
PianoLied
12 Mélodies, Op.22Ignace Jan Paderewski
Piano
12 Menuette und Trios, Op.24Johann Nepomuk Hummel
PianoMinuete
12 Monferrine, Op.12Mauro Giuliani
Guitarra
12 Monologues, Op.162Josef Gabriel Rheinberger
Órgão
12 Morceaux pour chant et piano, Op.10Benjamin Godard
Piano
12 Morceaux pour chant et piano, Op.7Benjamin Godard
Piano
12 Nouvelles études artistiques, Op.107Benjamin Godard
PianoEstudo
12 Novelletten, Op.148Cornelius Gurlitt
Piano
12 Petits duos progressifs, Op.70Jacques Féréol Mazas
Violino
12 Pieces, Op.40Peter Ilich Tchaikovsky
Piano
12 Piezas características, Op.92Isaac Albéniz
Piano
12 Romances, Op.60Peter Ilich Tchaikovsky
PianoRomance
12 Sonate accademiche, Op.2Francesco Maria Veracini
Violino
12 sonate per pianoforte = 12 sonatas for pianoMuzio Clementi
PianoSonata
12 Songs, Op.11Benjamin Godard
PianoCanção
12 Songs, Op.19Benjamin Godard
PianoCanção
12 Songs, Op.8Benjamin Godard
PianoCanção
12 Spiritual Songs, Op.137Max Reger
PianoCanção
12 Tonadillas en estilo antiguoEnrique Granados
Piano
12 Valses nobles, D.969Franz Schubert
PianoValsa
12 Variations and Solos for Flute, Op.10bFriedrich Kuhlau
FlautaVariações
12 Variations for Flute and StringsFranz Anton Hoffmeister
ViolaVariações
12 Variations on 'Ah, vous dirai-je maman', K.265/300eWolfgang Amadeus Mozart
PianoVariaçõesC major
12 Violin Duos, Op.38Jacques Féréol Mazas
Violino
12 Violin Sonatas, Op.2Antonio Vivaldi
ViolinoSonata
12 Violin Sonatas, Op. 5Arcangelo Corelli
ViolinoSonata
12 Violin Sonatas, Op.5Arcangelo Corelli
ViolinoSonata
12 Virtuoso Etudes, Op.46Edward MacDowell
PianoEstudo
12 WaltzesSigismond Thalberg
PianoValsa
12 Waltzes, Op.1Dionisio Aguado
GuitarraValsa
12 Waltzes, Op.57Mauro Giuliani
GuitarraValsa
14 National Dances & 3 Marches, Op.24bMauro Giuliani
GuitarraMarcha
15 Cello Etudes, Op.76aDavid Popper
ViolonceloEstudo
15 Etudes de Virtuosité, Op.72Moritz Moszkowski
PianoEstudo