If you've ever read Oh, the Places You'll Go!, The Cat in the Hat, Horton Hears a Who, or any of the dozens of books written and illustrated by Theodor Geisel, you may think you're familiar with the ...

Great works by great authors generally don't go unpublished. If literature can be likened to archeology, few high-profile excavations evince lost masterpieces; if anything turns up in the files of ...