“You will, I think, understand the task which I had been set. I was to execute the vengeance of Dr. Morlandson upon the men who had condemned him to so many years of agony. But this must be done in such a manner that their deaths would not be attributed to pure chance, but must eventually be made to appear as acts of justice, as indeed they were. I could not employ the same methods in each case, but at the same time I wished each death to carry the same distinguishing mark.