Ralph Koltai obituary
Influential stage designer who created groundbreaking sets for the Royal Shakespeare Company and English National OperaBy instinct and inclination the designer Ralph Koltai, who has died aged 94, was a sculptor, but he chose the theatre as his workplace. His marvellous talent for the display of objects in space created many unforgettable and beautiful images; and the stage benefited for more than half a century from …