TY  - MUSIC
AU  - Endresen,R.M.
TI  - Supplementary studies: : for trombone..
PY  - 1935///
CY  - Chicago
PB  -  : Rubank
KW  - Trombó
KW  - Estudis i exercicis
KW  - Partitures
N1  - Per a trombó
ER  -