Holdings: 10 million photographs; 32,000 monographs; 2400 journals; 250,000+ clippings files. Not to mention their posters, oral histories, musical notation and recordings, scrapbooks, personal manuscripts/private papers of industry professionals and other ephemera. Like Oscar statues. Some excellent indexes/databases/directories to Academy (and therefore industry wide) activities and their Awards event.
Staff: 70+
There is a great summary of this Library here at LibGig, a information industry professional networking website.