Lot
295 
Airmail, 1988, 36¢ Sikorsky, red, dark blue & black (engraved) omitted, bottom left corner margin block of 4 with "Zip Code" imprint, o.g., never hinged, Superb, an extremely rare multiple - with Datz recording only 20 example in all; with 2017 P.S.E. certificate Graded (Superb 98).Scott No. C119a $3,600 for singles.
Current Opening Bid: $800