J. C. F. Grumbine

In the spring of 1900, Atkinson disappeared from Philadelphia without any word to his family or colleagues and arrived at the daily free clinic operated by Dr. Parkyn at his Chicago School, seeking treatment for nervous prostration. He remained there for six weeks under Dr. Parkyn’s care. Upon his reappearance, he told the press that he had no clear recollection of his whereabouts during his absence, aside from a vague impression of having been in Chicago. Shortly thereafter, Atkinson relocated permanently to Chicago with his wife and child