—— on the reactions of metals with acids, [ 158.]
—— on the transmutation of water to earth, [ 152.]
Lockyer, on spectra of elements, [ 181.]
Lucretius, his theory of nature, [ 16.]
Magic, characteristics of, [ 23,] [ 24.]
Material changes, Greek theory of, [ 15.]
Metals, alchemical connexion between, and plants, [ 34.]
—— compared by alchemists with vegetables, [ 33.]
—— mortification of, [ 65.]
—— seed of, [ 34.]