Smaug’s Blog

1914-D Cent Key Date, MS64+BN PCGS 'Blue Bomber'

RD, RB, or BN?

Sept. 1, 2019 A paean to toned copper Fans of copper/bronze coins will recognize the familiar PCGS/NGC shorthand grade designations for Red, Red and Brown, and Brown, applied most frequently to Mint State and proof large (and half) cents, Indian cents, and Lincoln cents to date. But what do they really mean? Surprisingly little, it

RD, RB, or BN? Read More »

Scroll to Top