To Rotated Die Census
These INDIAN HEAD PENNY ERRORS are WORTH MONEY!!
To Rotated Die Census
ERROR Coin: 1996-P Lincoln Penny/cent Struck Through Grease
1816 Large cent with wrong rotation (from front to back)
1854 US Large Cent Rotated Reverse, 70 Degrees? - Coin Community Forum
Newman Numismatic Portal at Washington University in St. Louis