"Do you know, Patty, that letter which she pretended came from her father,--she wrote herself." "What ?" "She did; and on my own typewriter,--here in our library." "What _do_ you mean ?" "Just what I say.

I knew it, the moment I saw it, for the writing on my machine is so familiar to me, I can recognise it instantly.

The tail of the y doesn't print, and there are lots of little details that make it recognisable." "Are you sure, dear?
I thought all typewriting was just alike." "Oh, no; it is as greatly differentiated, almost, as penwriting,--some experts think more so.

I mean, it can't be forged successfully, and penwriting can.

Well, anyhow, that letter Azalea showed me, as being from her father, was written on my machine.