Could it be possible to enlarge and enhance them in Photoshop?
Not really. You're talking about blowing images up to 3-4x their original size. The result is pixelated mush that you would still need to manipulate to somehow cover up all the DM marks.
Could it be possible to enlarge and enhance them in Photoshop?
Sorry, I didn't realize you weren't really interested in an answer. Obviously I should just have ignored you which I shall do henceforth... is this some sort of trick question?
Look at the title. Read the thread.
... is this some sort of trick question?

I think what he's trying to get at is "can't use for miniatures" ≠ "serve absolutely no purpose whatsoever".
Which doesn't change the fact that the images in the book and in the gallery still can't really be used with minis for tactical play.![]()
It's a pity that Jhaelen decided to resort to personal attacks instead of simply saying "whoops, I made a mistake" (or, perhaps, offering whatever sensible interpretation of his nonsense he obliquely had in mind). But I doubt I'm suffering any great loss from his departure.