search:An epistle to Dr. Richard Mead, concerning the epidemical diseases of Virginia, particularly, a pleurisy and peripneumony: wherein is shewn the surprising efficacy of the Seneca rattle-snake root, in diseases owing to a viscidity and coagulation of the blood. Such as pleurisies and peripneumonies, these being epidemick, and very mortal in Virginia, and other colonies on the continent of America, and also the Lee-ward islands

by John Tennent