sentences:  Waterhouse's exteriors used large quantities of "self-washing" terracotta to provide rich ornament in the polluted atmosphere and after 1880 his interiors were decorated with moulded and glazed faience both manufactured by the Burmantofts Pottery.He designed the Royal Insurance Office, in which he had an office, in 1861.The now demolished Manchester Assize Courts, built between 1864 and 1877 in the neo-Gothic style, was a major commission.