As Fashion Week in New York wraps up Sept. 15 and London’s Fashion Week begins the next day, Newsweek replays some of our favorite fashion covers since the 1940s. From designer Diane von Furstenberg’s iconic wrap dresses to psychedelic silks for the ’60s male to ’90s Nirvana-inspired grunge chic, the nation’s sartorial obsessions have been sometimes glamorous, sometimes grim, and perenially fascinating.