The arms of Richard II, Henry IV, Henry V and Henry VI. Like many others in the Palace of Westminster they were designed by Pugin originally in bright colours. Following complaints about the darkness which this caused they were remade in gold and silver grisaille. They were manufactured by Pugin's favourite company Hardman and Co of Birmingham.

The firm of Hardman was also responsible for most of the metal work in the Palace of Westminster, as well as wall decorations and embroideries. After Pugin's death in 1852, John Hardman Powell became the company's chief designer. But in the later 19th century Hardman's gradually came to concentrate on stained glass to the exclusion of everything else