New blog Part Nouveau, or 'partly new', delves into fashion history to showcase the inspiration-be it art, photography or design-behind some of today's biggest fashion moments. It's fascinating and impossible not to get lost in, so we asked the site's founder, Lilah Ramzi, to give us a little history lesson each week. This week's lesson? A Valentino gown that takes some serious inspiration from the father of haute couture, Charles Worth.