[Portrait of Mrs. Porteus] [art original]Downman, John, 1750-1824, artist[1790]engPortrait of Mrs. Porteus (sometimes Porteous), wife of Bishop Beilby Porteus, Bishop of Chester 1776-1787 and Bishop of London 1787-1809. The couple were intimate friends of Hannah More who introduced them to Horace WalpoleTitle devised by curator.Signed by the artist lower right: J. Downman 1790.John Downman, British artist, 1750-1824.