De viribus medicamentorum [electronic resource] : or, a treatise of the virtue and energy of medicines. Containing An ample Account of all Medicines whatsoever, whether Physical or Chirurgical, Internal or External; with their several Qualities, and proper Doses: As also Mathematical Observations on the Nature of Solids and Fluids, with respect to Human Bodies, with an accurate Account of the Properties of the Blood, of its Consistency, and Laws of Motion: The whole being interspers'd with many curious Remarks never before Publish'd. Written in Latin by the learned Hermann Boerhaave, Now Professor of Physick in the University of Leyden.