 In 1819, he was employed, along with the architect Giovanni Battista Comolli, in painting vast frescoes for the Roman Catholic Church of St Mary Moorfields, London.Between the years 1820 and 1830, he published several books on art including a "Collection of Capitals and Friezes drawn from the Antique" and "Antiquities of Mexico" illustrated with over 1000 plates, drawn from the originals.He also painted a portrait of Queen Victoria, which was engraved.