SOUTH AMERICA -- ECUADOR -- "PONT DE CORDAGE près de Penipé". (c. 1810). Handcold. engr. by Bouquet after Marchais (from Humboldt's 'Vue des Cordillères (…)'). 208 x 272 mm (image size). (Browned). -- "VOLCAN DE COTOPAXI". (c. 1810). Aquatint by F. Arnold after J. Gmelin (from A. von Humboldt). 227 x 240 mm. (Left blank margin waterstained (outside the plate edge), outer margins a bit foxing). -- "PLAN de la ville et cité de St. François de Quito". (1754). Plain engr. plan. 195 x 380 mm. -- "CARTE de la Baye de Guayaquil". (1764). Handcold engr. map. 225 x 180 mm. -- And 11 o. engravings relating to Ecuador. (15).