We've all seen these around, but I thought the books deserved their own post. Before the internet and fashion magazines ruled our brains, people actually drew things on paper for inspiration and creative learning. Tom Tierney made a whole career of it. My personal favorite:
Take note of Jessica Stam as Michelle Pfieffer as Catwoman. Other favorites include Schiaparelli Fashion Review, Famous Country Singers (includes Willie Nelson!!) Erté Fashion of the 1920s.