Francisco de Goya y Lucientes (1746-1828 )La Lealtad (Loyalty). (Pl. 17 of Proverbs). 1815-1823. Etching and aquatint. 345 x 240. Delteil 218; Harris 264. A very fine proof on strong ivory vellum, from the first edition (1864), before the bevels and before the number. Fine trace of oxidation at the edges of the folio. Small mitre holes at the left edge. All margins [500 x 335].