The influence of metallic tractors on the human body, in removing various painful inflammatory diseases, Such as Rheumatism, Pleurisy, some Gouty Affections, &c. &c. Lately discovered by Dr. Perkins, of North America; and demonstrated in a series of experiments and observations, By Professors Meigs, Woodward, Rogers, &c. &c. By which the importance of the discovery is fully ascertained, and a new field of enquiry opened in the modern science of galvanism, or, Animal Electricity. By Benjamin Douglas Perkins, A. M. Son of the Discoverer.

Date:

[1799]