1816 - at the age of sixteen he was apprenticed to the line engraver Charles Heath. 1824 - first exhibited at the Royal Academy. 1827 - elected an associate of the Royal Academy. 1829 - the ten year old Princess Victoria, sat for him. 1835 - executed a life-size seated statue of his brother, Edward, in Egyptian dress. 1837 - appointed lithographer to the queen, and three years later to the prince consort. 1846 - wrote Life at the Water Cure, or, A Month at Malvern. 1864 - taught an etching class at the government School of Design (later the Royal College of Art). 1865 - was largely instrumental in securing the right of engravers to be admitted as full academicians.