TY  - MUSIC
AU  - Flesch,Carl
TI  - Scale system:  : scale exercices. in all major and minor keys, for daily study
PY  - 1942///
CY  - New York [etc.]
PB  -  : Carl Fischer
KW  - Viola
KW  - Estudis i exercicis
KW  - Partitures
N1  - Per a viola
ER  -