The included letter of provenance states that this pistol is one of three displayed at the 2002 SHOT Show by Glock, Inc. (USA). The letter confirms the serial number of this and two other pistols (in the following lots). The letter further states that only ten sets of three factory engraved pistols were known to have been produced with these particular pistols being the first set, signified by the gold inlaid "1" on each barrel. Also included is a copy of the NRA Certificate of Recognition from the 132nd Annual Meetings & Exhibits to the Glock Collectors Association for displaying three factory engraved Glock Pistols, and a copy of the original Glock receipt dated February 21, 2002, noting the engraving and each pistol by serial number. The slide features full coverage, finely detailed, tight, scroll engraving with raised semi-relief gold inlaid scroll designs, flush gold wire inlaid borders, standard markings also in fine gold inlay, and factory night sights. With un-numbered Glock case with extra magazine and loading tool.