Abstract

Nowadays it is well known among historians of science that Francis Bacon, one of the modern defender of the experimental method, owed much of his thoughts to the chemical or alchemical tradition (cf. e.g., Gregory 1938, West 1961, Linden 1974, and Rees 1977). In fact, alchemy, particularly in the Arabic tradition, was always based on laboratory investigations by carefully examining the results of controlled manipulation of materials.1 It is also well known that Francis Bacon’s appeal to the experimental method was severe criticism of scholasticism in philosophy of nature and, in particular, of authority as the basis of knowledge.2 If we compare philosophy of nature in the early 17th century with phi-.