The gentlemans exercise Or an exquisite practise, as well for drawing all manner of beasts in their true portraitures: as also the making of all kinds of colours, to be vsed in lymming, painting, tricking, and blason of coates, and armes, with diuers others most delightfull and pleasurable obseruations, for all yong gentlemen and others. As also seruing for the necessarie vse and generall benefite of diuers trades-men and artificers, as namly painters, ioyners, free-masons, cutters and caruers, &c. for the farther gracing, beautifying, and garnishing of all their absolute and worthie peeces, either for borders, architecks, or columnes, &c. By Henrie Peacham Master of Artes.

Of the eye, the Organ or Instrument of sight.

Some and amongest those before named, Empe∣docles haue supposed the eye to haue beene fierie, Aristotle as I remember alledgeth one of his argu∣ments, which was this, the eye being ruled or ha∣uing receiued a blow seemeth as it were to sparkle with fire, the ••est are of like force, whom after hee hath confuted with two good reasons, the one is, that if the eye were fierie; it should see it selfe; the second, it should see clearly in the darke, as a candle in a lanthorne, he determines the question, and af∣firmes it to be of a watery substance. The Phisiti∣ons also cold, and of the nature of the braine.