Lot
302 
Airmail, 1933, 50¢ "Chicago" Zeppelin, o.g., never hinged, perfect centering with large beautifully balanced margins around, deep color and Post Office freshness, a Superb gem, with only six examples awarded this grade and only one graded higher; with 2008 P.S.E. certificate Graded (Gem 100, SMQ $1,200). Scott No. C18 $75.
Realized: $1,250