Title: The influence of metallic tractors on the human body, in removing various painful inflammatory diseases ... Lately discoverd by Dr. [Elisha] Perkins ... and demonstrated in a series of experiments ... 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
Subjects: Perkins, Elisha, 1741-1799, Metallic Tractors, Electric Stimulation Therapy