The optick glasse of humors or The touchstone of a golden temperature, or the Philosophers stone to make a golden temper: Wherein the foure complections sanguine, cholericke, phligmaticke, melancholicke are succinctly painted forth and their externall intimates laid open to the purblind eye of ignorance it selfe, by which euery one may iudge, of what complection he is, and answerably learne what is most sutable to his nature