William Capon, the son of an artist, was born at Norwich

Norwich

Norwich is a city in England. It is the regional administrative centre and county town of Norfolk. During the 11th century, Norwich was the largest city in England after London, and one of the most important places in the kingdom...

 in 1757, and in early life practised as a portrait painter. He went to London and was employed on the decorations of Ranelagh Gardens

Ranelagh Gardens

Ranelagh Gardens were public pleasure gardens located in Chelsea, then just outside London, England in the 18th century.-History:The Ranelagh Gardens were so called because they occupied the site of Ranelagh House, built in 1688-89 by the first Earl of Ranelagh, Treasurer of Chelsea Hospital ,...

 and the Italian Opera-house

Her Majesty's Theatre

Her Majesty's Theatre is a West End theatre, in Haymarket, City of Westminster, London. The present building was designed by Charles J. Phipps and was constructed in 1897 for actor-manager Herbert Beerbohm Tree, who established the Royal Academy of Dramatic Art at the theatre...

. He was afterwards employed by John Kemble

John Philip Kemble

John Philip Kemble was an English actor. He was born into a theatrical family as the eldest son of Roger Kemble, actor-manager of a touring troupe. His elder sister Sarah Siddons achieved fame with him on the stage of the Theatre Royal, Drury Lane...

 as scene painter for Drury Lane Theatre

Theatre Royal, Drury Lane

The Theatre Royal, Drury Lane is a West End theatre in Covent Garden, in the City of Westminster, a borough of London. The building faces Catherine Street and backs onto Drury Lane. The building standing today is the most recent in a line of four theatres at the same location dating back to 1663,...

, which was rebuilt in 1794. In after years he became celebrated as an architectural draughtsman; and occasionally exhibited at the Royal Academy

Royal Academy

The Royal Academy of Arts is an art institution based in Burlington House on Piccadilly, London. The Royal Academy of Arts has a unique position in being an independent, privately funded institution led by eminent artists and architects whose purpose is to promote the creation, enjoyment and...

. He died at Westminster

Westminster

Westminster is an area of central London, within the City of Westminster, England. It lies on the north bank of the River Thames, southwest of the City of London and southwest of Charing Cross...

in 1827.