An etcher and writer on etching, born in London; was bred to medicine, and in 1857 became F.R.C.S.; in 1843 he took up etching as a pastime and has since pursued it with enthusiasm and conspicuous success; he has won medals in France, America, and England for the excellency of his workmanship, while his various writings have largely contributed to revive interest in the art; he is President of the Society of Painters, and in 1894 a knighthood was conferred upon him; b . 1818.