Lot
517 
1923, $1 violet black, o.g., never hinged, perfect centering amid evenly balanced margins all around, gorgeous deep rich color, bright and P.O. fresh, Superb, a marvelous mint gem; with 2006 P.S.E. Graded certificate (Superb 98, SMQ $850). Scott No. 571 $85.
Realized: $475