Experiments with the metallic tractors in rheumatic and gouty affections, inflammations, and various topical diseases / as published by Surgeons Herholdt and Rafn ... translated into German by Professor Tode, physician to His Danish Majesty ; thence into the English language by Mr. Charles Kampfmuller: also reports of about one hundred and fifty cases in England; demonstrating the efficacy of the metallic practice, in a variety of complaints, both upon the human body, and on horses, &c. by medical, and other respectable characters; Edited by Benjamin Douglas Perkins ... Son of the discoverer.

Licence: Public Domain Mark

Credit: Experiments with the metallic tractors in rheumatic and gouty affections, inflammations, and various topical diseases / as published by Surgeons Herholdt and Rafn ... translated into German by Professor Tode, physician to His Danish Majesty ; thence into the English language by Mr. Charles Kampfmuller: also reports of about one hundred and fifty cases in England; demonstrating the efficacy of the metallic practice, in a variety of complaints, both upon the human body, and on horses, &c. by medical, and other respectable characters; Edited by Benjamin Douglas Perkins ... Son of the discoverer. Source: Wellcome Collection.