Okay, GoF makes a pretty compelling argument for how messed up the pedersoli queen anne is. He does it so well, I'll let him do it.
But one thing in particular stuck with me: he asked what the heck pedersoli thought they were copying. Well, I found the profile:
Or view it here or here.
Yes, this is a screw-off barrel, while the pedersoli is not, but this one has less of that streamlined cannon-barrel style and more of that what-is-that-does-that-pistol-have-a-goiter-on-its-neck style. Yeah, that's it. It still won't make those non-screw-off, no-ramrod pedersoli queen anne's 100%. And you probably already know this. I've been away for a while, so this is probably old news. But there it is.