100 Etudes, Op.123
Friedrich Dotzauer
100 Violin Etudes, Op.32
Hans Sitt
10 Piano Pieces, Op.36
Sigismond Thalberg
11 grands préludes et 1 transcription du Messie de Hændel, Op.66
Charles-Valentin Alkan
12 celebrated studies : for the pianoforte
Ignaz Moscheles
12 Etuden für das Pianoforte, op. 39. Heft 1 = 12 etudes for the pianoforte. Book one / E.A. Mac Dowell.
Edward MacDowell
12 etudes for the development of technique and style in piano playing : op. 39
Edward MacDowell
12 Etudes for Viola
Franz Anton Hoffmeister
12 Etudes for Violin
Pierre Rode
Étude
12 Etudes, No. 1
Fernando Sor
Étude
12 Etudes, No. 10
Fernando Sor
Étude
12 Etudes, No. 11
Fernando Sor
Étude
12 Etudes, No. 12
Fernando Sor
Étude
12 Etudes, No. 2
Fernando Sor
Étude
12 Etudes, No. 3
Fernando Sor
Étude
12 Etudes, No. 4
Fernando Sor
Étude
12 Etudes, No. 5
Fernando Sor
Étude
12 Etudes, No. 6
Fernando Sor
Étude
12 Etudes, No. 7
Fernando Sor
Étude
12 Etudes, No. 8
Fernando Sor
Étude
12 Etudes, No. 9
Fernando Sor
12 études, oeuv. 6 / Ferd. Sor.
Fernando Sor
12 Etudes, Op.39
Edward MacDowell
12 Etudes, Op.6
Fernando Sor
12 etudes pour violon
Pierre Rode
12 études : (suite de l'oeuvre 6) : oeuv. 29 / Ferd. Sor.
Fernando Sor
12 Kleine Fantasien über beliebte Volkslieder, Op.49
Theodore Oesten
12 Nouvelles études artistiques, Op.107
Benjamin Godard
12 Virtuoso Etudes, Op.46
Edward MacDowell
15 Cello Etudes, Op.76a
David Popper
15 Etudes for Viola, Op.116
Hans Sitt
15 Études modernes, élégantes et progressives pour la Flûte
Giuseppe Gariboldi
18 etudes de genre, op. 109 : designed to follow Etudes faciles, op. 100
Friedrich Burgmüller
18 Etudes for Flute, Op.41
Joachim Andersen
21 Etudes Speciales after Chopin, Op.154
Stephen Heller
22 Clarinet Etudes
Johann Müller
Caprice
24 Caprices for Solo Violin: 23
Nicolò Paganini
Caprice
24 Caprices for Solo Violin: 24
Nicolò Paganini
24 Caprices for Violin
Pierre Rode
24 Etudes for Flute, Op.21
Joachim Andersen
24 Etudes for Flute, Op.30
Joachim Andersen
24 Etudes for Flute, Op.33
Joachim Andersen
24 Etudes mélodiques, Op.110
Kaspar Kummer
24 Etudes, Op.38 for Cello
Friedrich Grützmacher
24 Etudes, Op.48
Mauro Giuliani
24 Etudes or Caprices, Op.35
Jakob Dont
24 Pensees musicales, Op.75
Sigismond Thalberg
24 Technical Etudes for Flute, Op.63
Joachim Andersen