Labels:text | screenshot | font OCR: the sea . . . and above the plains of Italy where flocks of birds are flying today, fishes were once moving in large shoals." B The lower half of the page continues the discussion on the cohesion of water drops under various conditions that begins at the top of 27r. Here on 10v, Leonardo begins with the natural causes that form the earth's topography and finishes with a practical engineering application: how piles should be placed in rivers so that the eroding waters do