After AUDUBON, John (USA 1785-1851), 3 Various Engravings. 'Tropic Bird' (12x18cm) plate 427; 'Marvell's Tern' (17x11cm) plate 434; & 'Trudeau's Tern' (10x20cm) plate 435. Together with a coloured etching 'Rhea, American' (15x9cm). Steel Plate Engravings (3) Estimate $100-200