Lot
677 
Airmail, 1933, 50¢ "Chicago" Zeppelin, plate block of 6, o.g., upper left stamp lightly hinged, rest never hinged, center stamps with gum skips, F.-V.F. Scott No. C18 $475.
Realized: $140
Sale 106: The Stanley Piller Inventory of United States
Airmail Issues
Lot 677
Airmail, 1933, 50¢ "Chicago" Zeppelin, plate block of 6, o.g., upper left stamp lightly hinged, rest never hinged, center stamps with gum skips, F.-V.F.Scott No. C18 $475.