He was detained for two years in Verdun, allowed to visit Paris, and then set free.
Based on researches carried out there, he published Topography illustrative of the Battle of Plataea in 1817.
[5] In 1816 he had added to the Elgin Marbles in the British Museum a piece of Parthenon frieze he had purchased in Greece.
[6] With an estate also at Horsforth, Spencer Stanhope resided at Cannon Hall, in Yorkshire.
[10] Walter Spencer-Stanhope (1827–1911) and John Roddam Spencer Stanhope were their sons.