Adam, Robert, architect, [262].
Adams, Samuel, [60], [109], [124]-[126], [132], [142], [147].
Addington, Henry (afterwards Viscount Sidmouth), [187];
first lord of treasury and chancellor of exchequer, [454].
Agricultural revolution, [273]-[278].
Aiguillon, Duc d', [114], [115].
Aitken, James, "John the Painter," [170].