Researches on magnetism, electricity, heat, light, crystallization, and chemical attraction in their relations to the vital force

Researches on magnetism, electricity, heat, light, crystallization, and chemical attraction in their relations to the vital force / by Baron Karl von Reichenbach ; translated and edited, at the express desire of the author, with a pref., notes, and appendix, by William Gregory ; new forward to 1974 ed. by Leslie Shepard.