Is the Johann Hadweger Proposal Doubtful?

Author Mary Jean Straw Cook investigated and tried to prove the Johann Hadweger theory as well. In 1995, she told the New Mexican, I tried my darst to prove his case, but I just couldn't cook said of the Colorado claimant. It appeared that the name of the man who actually built the staircase was Francois Jean Roshas; he went by the nicknames Frank and Frenchie.