(herreid) one of our challenges in doing old music is that all the music that comes down to us survivesinted sources. these manuscripts tell us very little about how the music was actually performed. a piece might have four parts with no words, maybe meant for instruments, but it won't say. the composers either didn't care what instruments it was played on or it was so obvious to the people at the time that it would be appropriate for recorders say or for viols or for a lute ensemble. my father has a dance band. they have music for tenor sax and alto sax, piano, and bass. there's also a drummer in the band, of course, because you don't have a dance band without a drummer, but the drummer doesn't use music. [rowdy dixieland music] so if some musicologists came a hundred years from now without any clue as to what the dance band was about and reconstructed it, he would not put a drummer in it. and that would be ludicrous to us because you don't have a dance band especially the sound of the '30s dance band without a drummer. and so when we find manuscripts, maybe there's crucial parts that