On October 17, CoinWeek published a lengthy interview with CAC founder John Albanese in which we discussed the formulation of PCGS, NGC, and CAC; how perspectives on grading have evolved over time; and what John’s goals are for the new CAC grading service. As CoinWeek is an independent news organization, we reached out to PCGS […]
The post NGC on Global Growth, Technology, and New Grading Scale: An Interview with Mark Salzberg appeared first on CoinWeek.
Authenticated Stamp Guaranty™ (ASG®) will conduct on-site authentication, grading and encapsulation of stamps in Hong Kong in May 2020. This is the first time that ASG, an affiliate of Numismatic Guaranty Corporation® (NGC®), Numismatic Conservation Services® (NCS®) and Paper Money Guaranty® (PMG®), has offered on-site grading in Hong Kong. On-site grading allows submitters to receive […]
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