Jean Charles Garnier d'Isle (1697–1755), Maurice Quentin de La Tour (French, Saint-Quentin 1704–1788 Saint-Quentin) ca. 1750. Garnier d'Isle, "dessinateur des jardins du roi," designed the parks and gardens of Bellevue and Crécy for the royal mistress of Louis XV, Madame de Pompadour.
Sir William Chambers RA (1723-1796) was a Swedish architect, based in London. Among his best known works are Somerset House, London, and the pagoda at Kew. Also the Dunmore Pineapple and Dundas House. He was a founder member of the Royal Academy.
Chinese artist Tan Che Qua visited Georgian London (1769-1772) and exhibited at the Royal Academy. He is painted in Johann Zoffany's The Portraits of the Academicians of the Royal Academy, 1771-72 en.wikipedia.org/... top left hand corner (detail below) and one of his clay work models. Article: goo.gl/JVVewL
Wilberforce (24 August 1759 – 29 July 1833) by George Richmond, 1833. An English politician, philanthropist, and a leader of the movement to abolish the slave trade. He began his political career in 1780, & was MP for Yorkshire (1784–1812). In 1785, he underwent a conversion experience and became an evangelical Christian. One of the leading English abolitionists, he headed the parliamentary campaign against the British slave trade for 26yrs until the passage of the Slave Trade Act of 1807.