Charles Walter Clark ( 1885 -- 1972 ) was an architect that worked for the Metropolitan Railway from 1911 to 1933 .
Was responsible for designing 25 stations , five of which are listed buildings today .
Charles Walter Clark ( 1885 -- 1972 ) was an architect that worked for the Metropolitan Railway from 1911 to 1933 and was responsible for designing 25 stations , five of which are listed buildings today .