Standing at the Sky's Edge review " Richard Hawley pulls on the heartstrings in his Sheffield opus
National Theatre, LondonThis new musical traces the intersecting lives of three families on the Park Hill estate in this spine-tingling and sentimental love song to the steel city This musical "love letter to Sheffield" springs from the idea that the walls of a building retain imprints of its inhabitants, past and present. The building here is the city's Park Hill housing estate, its interior and exterior ingeniously…