studied, meditated. I have seen Toys in the paroxysm, and I am got so far, by means of my knowledge of the parts, and experience, as to be convinced, that that which in Greek we call Delphys, has all the properties of the windpipe, and that there are some who can speak as well by the Toy as by the mouth. Yes, gentlemen, the Delphys is a string and wind instrument; but much more a string than a wind one. The outward air, which lights on it, properly does the office of a bow on the tendinous fibres of the wings, which I shall call ribbons or vocal strings. The gentle collision of this air and the vocal strings puts them into a trembling motion; and it is by their quicker or slower vibrations, that they utter different sounds. The person modifies these sounds at discretion, speaks, and even might sing.

"As there are but two ribbons or vocal strings, and as they are to the eye of equal length, it will doubtless be ask'd, how they suffice to give the multitude of sounds,