Apparently, accusing Holmes of murders he did not commit, is not a new phenomenon. This article from The Fort Wayne Journal, September 1, 1895, tells of a theory from Colorado, that Clark W. Hatch, who murdered his uncle there, was actually H. H. Holmes. The theory was effectively refuted by Yankee common sense.
IS HOLMES HATCH?
COLORADO PEOPLE HAVE WORKED OUT A STORY
THEY THINK MULTI-MURDERER HOLMES AND THE MYSTERIOUS HATCH ARE ONE AND THE SAME MAN – A HISTORY OF HATCH AND HIS CRIMES