I know their wives, their children, their babies -- I even made it a point to be on good terms with their lackeys.

I know every Congressman well--even familiarly." "Very good.

Do you know any of their signatures?
Do you know their handwriting ?" "Why I know their handwriting as well as I know my own--have had correspondence enough with them, I should think.

And their signatures -- why I can tell their initials, even." The president went to a private safe, unlocked it and got out some letters and certain slips of paper.

Then he said: "Now here, for instance; do you believe that that is a genuine letter?
Do you know this signature here ?--and this one?
Do you know who those initials represent--and are they forgeries ?" Harry was stupefied.