Grading Abbreviations and Acronyms
- NNCNational Numismatic Certification
- PCIPhoto-Certified Coin Institute
- RAResidential Agricultural
- SGPASessionalrgrade Point Average
- TBTwes Beau
- TPGThird Party Grader
- TTBTres Tres Beau
- URSUniversal Rarity Scale
- UTQGUniform Tire Quality Grade
- WOBCWriting On Back Cover
- WOFCWriting On Front Cover
- WTWorn Teeth
- XFExtremela Fine
- XFExtremely Fine
- ZGZeer Goed
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