[He has so many books at this point that his house could pass for a library, so Crowley's in for a treat.]

You've been perusing the offerings of this place yourself, then? You're welcome to my collection. I have enough that I'm not likely to miss a few. They aren't all unscreened, but the ones that are aren't too heavy on the propaganda.

[He considers Crowley for a long moment.]

I won't ask anything in return, but if you're so inclined, you can send any children's books you come across my way.

[Might as well ask. An additional set of eyes would make gathering books for the children much easier.]