help please
9a percussion instrument left in grottoes 6 ends s
12a former bbc official accounting for nearly half percussion instrument 5 G?O??
17a sixth in scale possibly responsible for bad minuets 10
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19a instrument starts in one bar,one lacking heart 4 O???
20a took a risk-moved quickly ,missing entry for trombone 5 D????
22a second note in scale one in group has to recall 8????M???
25a individual penning openings of symphonies in Darmstadt,in a position to score 6 ??S???
26a took revenge on the music publishers? 7,3,5?E?????/???/?C???
many thanks-have been summoned to work unexpectedly