@coinresources

U.S. Mint Coin Term Glossary

Weekly CoinWeek Giveaway

Red Book...

Coin News

NumisMedia FMV, Values

PCGS PhotoGrade, Grade by Photos

PCGS CoinFacts, General

Maktun, Identifier

Numista, World Coins

Strike It Rich With Pocket Change... (Ken Potter & Brian Allen)

Error Ref (Mike Diamond et al.)

Cuds on Coins (JC Stevens)

Mad Die Clashes (Jason Cuvelier)

Trail Dies

Wexler's Die Varieties (Tanner Scott & Daniel Griffin)

Brian's Variety Coins (Brian Ribar), Nickels

Variety Vista (James Wiles)

Coppercoins (Chuck Daughtrey)

Combined Organizations of Numismatic Error Collectors of America (CONECA) Master List

CR Die Varieties (Tanner Scott)

VAMWorld

Flying Eagle and Indian Head Cent Varieties

SAN Database

Shield Cents, What to Search for (Matthew Vallee)

Joe Cronin's "Mint Errors Explained"

Variety & Errors

Lincoln Cent Resource (Brad Podraza)

Variety Vault (Ken Potter)

NGC VarietyPlus

Lincoln Cent Forum

1 Million Pennies Project (Ken Peavey)

Lincoln Cents Online

Small Dollars

Pat's Lincoln Cent Collection

Adventures in Coin Roll Hunting (Christopher Rhodes)

MacroCoins Photography (Ray Parkhurst)

Collectors Corner

The Ike Group

CoinHelpU (Daniel Malone)

Jose Cortez, Washington Quarters

Mint Error News

Heartland Coin Club

Mint Error Database

Error Coins

Australian Coin Errors and Misstrikes

Rotated Die Error Census

U.S. Patterns (Andy Lustig & Saul Teichman)

Learn About Error Coins and Varieties on the Internet (Robert "BJ" Neff)

Modern Clashed Dies (Robert "BJ" Neff)

Origins of the 1960 Lincoln Cent (Robert "BJ" Neff)

Coin World Almanac

Newman Numismatic Portal

Numismatic Bibliomania Society (NBS)

American Numismatic Association

Coin World

Numismatic News

COINage

Sol Taylor, Lincoln Cent Expert

World Coin Gallery

Beast Coins

Daniel's Coin Zoo

Sullivan Numismatics, Errors

Mike Byers, Errors

American Numismatic Association Certification Service (ANACS)

Independent Coin Graders (ICG)

Variety Slabbing Service (VSS)