Reflexiones sobre la verdadera arte de escribir, Giacomo Mercoli, 1789

Engraving of giacomo mercoli (1745-1825) by drawing by domingo maría de servidori with the author's self-portrait engraved by fernando selma, frontispiece of "reflections on the true art of writing", volume i, madrid, imprenta real, 1789. National library of spain. Date: 1789.