Sat on the edge of Muswell Broadway is a little hair salon that hasn’t changed much since it opened in the 1950s. It’s mid-century mosaic tiled frontage is easy to miss amongst the PVC facias of nearby shopfronts. But there it sits open for business, a little curious, a little puzzling, a little magical. Those who notice Broadway Hair Stylist, peer in through the window and see that under the clutter of haircutting tools and odds and ends, there are perfectly formed formica-e