00719cam a22002291 4500 ca 07007467 DLC 20260227111047.0 940524s1870 mauaf 000 0 eng ca 07007467 (OCoLC)30484888 DLC MeB DLC premarc HG645 .H44 Heath, Laban. Heath's greatly improved and enlarged infallible government counterfeit detector, at sight. 3d ed., rev. and cor. Boston, Mass., Washington, D.C., L. Heath & co. [cl870] 44 p. illus., 17 (i.e. 15) plates. 17 cm. On cover: Pocket ed. Counterfeits and counterfeiting. 13765 13765