Smith's additional remarks on his "Introductory Discourse" came too late to be included in [L'Abbé Gregoire] Fontana's translation of it. Introduces Dr Valli in advance, who is walking from Pavia to London. Description of [Luigi] Galvani's discoveries in animal electricity [(1737-1798), Italian physician]. Appreciation of Smith's biography of [Giovanni Antonio] Scopoli and its exposure of the slander surrounding Scopoli.