Attributed to John Simpson (1811-after 1871) A circular enamelled copper miniature depicting a landscape view of Corby Castle, CumberlandAttributed to John Simpson (1811-after 1871): A circular enamelled copper miniature depicting a landscape view of Corby Castle, Cumberlandthe view of the house to the distance, a lake with two fishermen to the foreground, unsigned, the rear inscribed Corby Castle, Cumberland. the seat of Henry Howard Esq, 5cm diameter John Simpson (1811-after 1871) was trained as a porcelain painter at the Derby porcelain factory before moving to London in 1845. He soon established a practice as a miniature painter specialising in works on enamel, and fulfilled the first of many commissions for Queen Victoria in that year. He is last recorded describing himself at the end of his career as a 'photographic artist' (1871 census return); the date of his death is not known.