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 PARRY. 289 •cases and dissections, which are the proofs of those principles, for a much larger work, which he has long meditated, and which he still hopes that he may be able one day to accomplish." This first volume of " General Pathology " was intended to precede a second, including " General Therapeu- tics." The larger work would have comprehended the special application of his principles and opinions to the various diseases of the human frame. In the midst of health and activity, Dr. Parry was, in 1816, arrested by the hand of disease, and thus terminated his career of public service and utility. It may be considered a fortunate circumstance, that the fears and anticipations of his friends had induced him to address his serious thoughts to the preparation of an epitome of his opinions. The public would otherwise have been deprived even of this imperfect gift, and the exertions and ex- perience of an active hfe would have been com- paratively thrown away. Little, indeed, would have remained to do justice to his own memory, or to vindicate his claims and practice against the charges which ignorance is apt to lay against in- novation, and the appearance of superiority. During the previous years. Dr. Parry had, it is true, become the author of other medical works. In 1799, he published an " Inquiry into the Symptoms and Causes of the Syncope Anginosa, commonly called Angina Pectoris, illustrated by Dissections," in which, after examining into the causes of idiopathic syncope in general, he draws the following conclusions, with regard to this par- ticular disease. I. That it is a case of syncope, preceded by notable anxiety or pain in the region u