Lot
2760 
Airmail, 1933, 50¢ "Chicago" Zeppelin, block of four, tied by "New York, N.Y., City Hall Annex, Oct 12, 1933" First Day of Issue duplex postmarks on cover with gray and green Zeppelin and Route Map cachet, Very Fine. Scott No. C18 Estimate $150 - 200.
Realized: $110