Hogarth wrote to John Kirby on 7 June 1754 advising him on handling a controversy about perspective, a subject on which Kirby, an artist, architect and topographical draughtsman, was an expert. Autograph letters of Hogarth are extremely rare. Item date: 1754Grant Value: £1,500Item cost: £15,000Item cost pre-decimal: NULLItem date acquired: 2008Item institution: Hounslow Local Studies ServiceTown/City: London