On Thursday last week, I stood outside the Knuefermann store at 9am. I lifted my glasses at the window, peering with a quiet admiration. I was Holly Golightly outside Tiffany’s in New York, 1943. In the background, Moon River was playing, and I could almost make out the very water flowing through Savannah, Georgia. Mancini wrote about it with a yearning, a nostalgia I think I understand. Knuefermann’s collection is like looking out at the night sky. Darkness lit only by reflection: it falls into the shimmering water below. She captures the grey days that follow. They are marked with…