Thanks for looking it over!
I haven’t tried looking for professionals; I was hoping to find one or more folks who like the idea of volunteering for LibriVox, which is a free resource. I can’t afford to pay a professional actor, and the resulting recording would be for the public domain.
Though, now that you mention it, maybe there’s an aspiring voice actor out there who… 
My first thought about avoiding the word “dug” is that I’d seen it used as a synonym for teats in books of about the same time period. Otherwise, no idea.