U.S. & Worldwide Stamps & Postal History
July 10-11, 2007
| Images | Description | Current Bid |
| Lot #490 ARGENTINA Air Post 1930 Zeppelin, blue overprint, 20c, 50c and 1p, overprints inverted, three diff. blocks of four, first one l.h. or n.h., others sheet corner margin, n.h., signed Kneitschel, fine-v.f. Only 100 of each printed, very few blocks known to exist  *\**Catalog #C20var,21a,22a | Price Realized $7,500.00 |
