[COUNTERFEIT]. Heath?s Greatly Improved and Enlarged Infallible Government Counterfeit Detector, at Sight? Boston: Laban Heath, [1870]. 12mo (165 x 105 mm). Illustrated with 2 double-page counterfeit illustrations, both printed in black and green, and with 12 additional illustrations of counterfeits. Publisher?s full green cloth, boards double-ruled in blind, front board stamped in gilt (?Pocket Edition?). Some wear, soiling to binding, text toned, and occasionally soiled, several gutters overopened. THIRD EDITION, REVISED AND CORRECTED.