An essay on the medicinal nature of hemlock [electronic resource] : in which its extraordinary virtue and efficacy, as well internally as externally used, in the cure of cancers, schirrous and oedematous tumours, malignant and fistulous ulcers, and cataracts, are demonstrated, and explained: the whole being founded on observations made in a variety of the respective cases, where this remedy was administered by Dr. Storck, the Baron Van Swieten, Dr. Kollman, and others of the most eminent physicians and surgeons at Vienna. Translated from the Latin original, written by Dr. Storck, Physician in ordinary to the Pazmarian city hospital at Vienna.