This belief is present in the loving detail of the door handles and stair balustrades, and in the careful use of materials, scarce due to post-war shortages, such as bronze, elm, copper, walnut, teak and a fossil-rich Derbyshire stone. It is a faith in the new, discernible in the motif of the carpets, inspired by the patterns music makes on an oscilloscope, and in the design by the young Robin Day, now in his nineties, of the 3,000 seats of the auditorium.