Southern Patriot, August 6, 1845. This is intriguing: According to the inerrant Wikipedia, defibrillation was first demonstrated in 1899, and not used on a human until 1947. But here we would seem to have at least a one-off application 54 years earlier. Why no follow up? And where the hell was the current coming from and why was the wire handy? Someone just happened to get a Leyden jar for their birthday?