sentences:  Throughout the 1950s and 1960s, Gwynne designed a number of houses in Hampstead and Blackheath in London, and in Surrey, Oxfordshire and Dorset, many of which have been Grade II listed.Building The Homewood when he was just 24, Gwynne acknowledged his sources as Le Corbusier's Villa Savoye and Ludwig Mies van der Rohe's Tugendhat House.Despite his enthusiasm for flat surfaces, man-made materials and rigorous lack of ornament, Gwynne produced a remarkably mature design at a young age, designing all the built-in furniture, light fittings and innovations such as ensuites and window mechanisms.