Google Image Result for http://www.fashion-flats.com/pictures/how_to_draw_dress_with_train.jpg
silhouettes of dresses. I think my favorite is sheath. Never would have known the name without this diagram.
Fashion Flat Sketches for Day Dress Collection - Man-made objects Objects
flat fashion sketch
reference for writers - akoyam: pleaseinsertcoins: More scans from...
Link no longer works, but what great inspiration for a neckline
Google Image Result for http://courtneytrowbridge.files.wordpress.com/2009/03/courtney-trowbridge-vector-flats.jpg