Excerpt - page 152: "... The lyre existed in three sizes: the lirada braccio or "arm lyra," the liradagamba or "knee lyra," and the lirone, which was supported on ..."
Excerpt - page 254: "... "for playing in three parts, in the manner of the lira" contains three-part chords, evidently to imitate the then-very-popular liradagamba. Notable is the consistent use of the lowest string, for ..."