Johann Joachim Becher Quote: “The chemists are a strange class of mortals, impelled by an almost insane impulse to seek their pleasures amid smoke and...”
Johann Joachim Becher - Antique engraving showing nature as a cosmic being with the Sun for a head and the Earth as his belly, ''Physica Subterrane… | Marca de ropa
The Open Door Web Site : History of Science and Technology : The Phlogiston Theory