one of the volumes now existing in France^[1], which were inspected and described by Venturi in the tract so often cited in the course of this life.

Although the principal of Leonardo’s productions have been already mentioned, it has been thought proper, for the satisfaction of the curious, here to subjoin a catalogue of such of them as have come to our knowledge; distinguishing in it such as were only drawings, from such as were finished pictures, and noticing also which of them have been engraven, and by whom.