He may have also received instruction from composer and violinist Nicolaus Bleyer , who taught Baltzar 's younger brother .
Baltzar may have studied the violin with Gregor Zuber and composition with Franz Tunder .
Baltzar may have also received instruction from composer and violinist Nicolaus Bleyer , who taught Baltzar 's younger brother .
Baltzar may have studied the violin with Gregor Zuber and composition with Franz Tunder .