Rare Mid-19th Cent. English Hand-Coloured Engraving in Original Shadow Box Frame

Antique circa 1850. Hand-coloured engraving of two of the native magnificent Brazilian hummingbirds, trochilus magnificus. Excellent condition, devoid of flaws, nor foxing. Beautifully coloured by hand in the mid-19th century. Framed in a shadow box frame consistent of the period. After John Gould, from the Omithological Illustrations. Original 19th century Shadow Box Frame adds value but does not accompany the appraised value of the double print. Provenance: Acquired, Imported, and purchased as a set (despite age difference/discrepancy) with previous listing in Glasgow, Ireland, U.K. $600 plus $395 frame and matting.