There couldn’t be a more fitting fashion moment than Autumn/Winter 2012 to delve into the vintage-shopping cave of wonders that is The Birdcage. This season’s Fashion Week catwalks were awash with vintage inspiration, from Fifties Americana at Prada and Marc Jacobs (think pencil skirts and pin curls) to English heritage styling at Burberry, Paul Smith and Erdem. Work this shooting-weekend chic by adding some vintage tweed