"I have been suspicious of young Jones from the first," said Arthur; "but I have been studying this boy's character, and he is positively incapable of the crimes you accuse him of, such as robbery and murder. In other words, whatever Jones may be, he is not Andrews; or, if by chance he proves to be Andrews, then Andrews is innocent of crime. All your theories are based upon a desire to secure rewards, backed by a chain of circumstantial evidence."