Lot Essay
Part II is entitled Opuscula medica inaudita. Van Helmont "postulated the theory that digestion resembled fermentation in being brought about by a ferment ... [his] guesses, for they were little more, were curiously near what we now believe to be the facts, but they attracted little attention at the time because of the obscure and pseudo-mystical style in which the original Latin publication of 1648 was written" (Drummond & Wilbraham, p. 150).