(MANUSCRIPT.) [Instructions for artillery exercises with cannons and mortars.] manuscript in spanish on paper, written in upright semi-cursive hand in brown ink with divisional headings within pen-and-ink wash cartouches. 146 (of ?) pages, including pen-and-watercolor frontispiece; possibly lacking title. 144x105 mm, contemporary limp vellum with twine clasps and remnants of thong catches, recased, endpapers renewed; light marginal soiling and foxing. Spain? 18th century