The spectroscope, and the law "similia similibus curantur": read before the American Institute of Homoeopathy at its nineteenth session, held at Pittsburg, Pa., June 6 & 7, 1866

The spectroscope, and the law "similia similibus curantur": read before the American Institute of Homoeopathy at its nineteenth session, held at Pittsburg, Pa., June 6 & 7, 1866