Flipover Doublestruck J648/P721



This is probably the most fantastic pattern mint error known. It is a flipover double strike ex Stacks 1941 Opezzo sale, Bolt, Numismatics Ltd, Bowers and Merena's 6/96, Bowers and Merena 1/2002 where it is graded ANACS63BN.

Photo courtesy of Bowers and Merena.