File:Heath's Greatly Improved and Enlarged Infallible Government Counterfeit Detector (IA heathsgreatlyimp03p1heat).pdf

Variety 3-P-1: Heath Counterfeit Detectors varied from edition to edition, and noted Numismatist Eric P. Newman, whose collection this particular Counterfeit Detector is from, developed a classification system to compare and describe their variety. This particular variety is described as follows: Third edition on title page and in Introduction; Pocket size; 1870 copyright date; Cover with 7 styles of gold leaf lettering partly on a folded ribbon design and with an erroneous July 12, 1867 patent date; Publisher and copyrighter changed from LABAN HEATH to LABAN HEATH & CO.; Address of Heath changed to 30 HANOVER ST, BOSTON; TEACHER OF COUNTERFEIT DETECTION eliminated on title page; Copyright filed with Librarian of Congress in Washington instead of with Clerk of District Court in Massachusetts; Most plates moved to back of book instead of being interspersed; N.H. Ordway and individual bank recommendations eliminated; References to the Perkin's Plate eliminated; The number of text sections was reduced from 12 to 11 and some are renamed; As in Varieties 2-P-s-5 and 2-P-s-6 three impressions of captured counterfeit National Bank note plates ($100 Boston, $20 New York and $10 Philadelphia) are folded in half and are present as plates 15, 16 and 18 in accordance with pages 13 and 32; The plates consist of 2 fractional currency plates, the three National Bank counterfeit impressions, plates 2 through 9, 11 through 14, and 17, but former plate 10 relating to state bank note designs is eliminated.