PNG Reappoints NGC, NCS and PMG as Its Official Grading and Conservation Services
The following is a Press Released from NGC announcing that PNG has reappointed NGC, NCS and PMG as its official grading and conservation services for its members. The announcement builds on a long standing relationship between the grading services and the non-profit Numismatic guild. Numismatic Guaranty Corporation® (NGC®), Numismatic Conservation Services® (NCS®) and Paper Money Guaranty® (PMG®) are pleased to announce that they have been reappointed as the Official Grading and Conservation Services of the Professional …
