Irving forges letters that are supposed to be from hughes. Mc grawhill asks handwriting experts to verify their authenticity. They do. People who read the manuscript, who know hughes, come away saying, this is howard. It's howard's voice, his phrases, his way of thinking. Only a handful of people expressed any doubts,. like mike wallace of 60 minutes - famously the toughest, most sceptical, most unrelenting journalist, in america? Were there any witnesses to your meetings with howard hughes? Any other human beings? Yes, there were. A researcher by name, a man named richard suskin. And then he adds a