James J. McDaniel’s Reminiscences of Joseph Brown and the Jerks (ca. 1823)
“About 1822–3…, I attended a camp-meeting at McCain’s…. [T]here I first saw [Joseph Brown] under religious excitement…. Some years before, those peculiar, involuntary and spasmodic exercises known as ‘jerks,’ had been very common…and [they] continued to effect Col. Brown likely through life….”