Probably music has existed in what is now minnesota for almost as long as the area has been populated, with its first expression coming from human throats in some kind of rhythmic or heightened speech. The primeval forests and hills must have echoed, at times, to the chants of the mound builders or those earlier aborigines who lived in the dim aeons of Minnesota's antiquity. But we can only speculate on what that primitive music sounded like on the basis of the relatively recent songs of the Sioux and Chippewa, which might well be the sophisticated end-product of a development...