"Oporto" - Several Views five engravings on paper acording to an original by BATTY (probably Robert BATTY - 1789-1848) on the back drawings identifying the represented sites English 19th C. (1st half) small moisture stains and acidity spikes engraved by R. BRANDARD (1805-1862), WILLIAM MILLER (1796-1882), R. WALLIS (probably Robert Wallis - 1794-1878), W. R. SMITH (act. 1826-1852), T. JEAVONS (probably Thomas Jeavons - ?-1867), two of them dated London - 1829 Dimensões (altura x comprimento x largura) - 18 x 23,5 cm