So, I edit dissertations for a living. The Really Big in-depth book-length research project a person does to earn themselves a Ph.D. (and no, I don't have one of those). The big thing about delving deeply...on the copyright status / licensing structure. Good heavens, after all, there's not even a comprehensive listing of fiber arts guilds in North America. Goethe's Law notwithstanding, it'd be fun to try