Oswald in the doorway: the blog of the Oswald Innocence Campaign, by Ralph Cinque

Backes doesn't know how a shadow of that shape got on her thumb.

What, do you think he's keeping it to himself? He hasn't the foggiest idea. 

It's bogus, Backes! The arm being there is bogus. That's what it is. And that's why you can't explain it.