[2] He also had access to the Richmond House classical collection, opened to the Society of Artists of Great Britain by his father's efforts, from 1770.
[2] On 12 March 1830 Christie sold the pictures, casts, books of architecture, and other items "the property of J. Paine, Esq., Architect (deceased)".
Rome, 1774", on the outside, containing 57 drawings of studies at Rome, all signed by him (plans of four palaces, views at Albano and Tivoli, measured drawings of the Ponte Rotto, and a number of statues with their measurements), went in time to the South Kensington Museum.
On his return from Italy, he sent to the exhibitions of the Royal Academy some architectural drawings (in 1781 and 1783), and in 1788 an Intended Bridge across Lough Foyle at Derry.
[4] As a monumental sculptor, he designed the memorial to William Powell in Bristol Cathedral, and other works.