[3] By the 1840s he had established himself and was living in a fine house at 33 East Claremont Street in Edinburgh's New Town.
[4] In 1872 he was appointed the official painter of animals to Queen Victoria, succeeding Sir Edwin Landseer.
In 1882 he replaced Sir William Fettes Douglas as Curator of the National Gallery of Scotland.
[5] In 1882 he succeeded William Fettes Douglas as Principal Curator of the National Gallery of Scotland, serving until death, and eventually after an inter-regnum being replaced by Robert Gibb.
The exceptionally modest gravestone has fallen, and lies forlornly in the westmost section of the cemetery, adjacent to modern housing developments.