Columbus and his Son; Edward Alfred Goodall; 1819-1908; British; after Joseph Mallord William Turner; 1775-1851; British; 1834; Line engraving; engraver's proof on thick; slightly textured; beige; wove paper; with gray; chine colle; Sheet: 17 3/8 x 11 7/8 inches (44.1 x 30.2 cm); Plate: 11 1/2 x 6 inches (29.2 x 15.2 cm); Chine coll? 11 1/8 x 5 3/4 inches (28.3 x 14.6 cm); and Image: 3 1/4 x 3 1/2 inches (8.3 x 8.9 cm)