Alchemy: Ancient and Modern
“being a brief account of the alchemistic doctrines, and their relations, to mysticism on the one hand, and to recent discoveries in physical science on the other hand; together with some particulars regarding the lives and teachings of the most noted alchemists.”
“1. Alchemy is generally understood to have been that art whose end was the transmutation of the so-called base metals into gold by means of an ill-defined something called the Philosopher's Stone; but even from a purely physical standpoint, this is a somewhat superficial view.”