Lot
2505 
1961, 2½¢ Bunker Hill, horizontal coil, small perf holes, "Rock Hill, S.C." Bureau precancel, pair, o.g., never hinged, Very Fine, very rare - Scott value is in italics; with 2014 Weiss certificate. Scott No. 1056 var. $850.
The small hole variety is only known precanceled. Since it was against postal regulations to distribute mint precancels to anyone but permit holders, and illegal for those permit holders to resell them, the market supply is very limited.
Realized: $220