Double Hairpin Set, Print made by Bradshaw & Blacklock, active ca.1850, British, after 1850, Aquatint, stipple engraving, etching and color woodcut on cream card mounted on beige card, Sheet: 6 5/8 x 7 5/16 inches (16.8 x 18.5 cm), Image: 2 13/16 x 6