U.S. & Worldwide Stamps & Postal History
May 4-5, 2005
| Images | Description | Current Bid |
 | Lot #1657 Mexico Air Post 1936 20c lake, "Eagleman", "Secretariat" watermark, the unique block of four, with sheet margin at bottom, n.h., v.f., signed Herbert Bloch, with 1971 Friedl cert. One of the greatest Mexican Air Post rarities,ex-Weston collection (this block was sold in 1980 for $60,500 at Sotheby's auction in New York)  **Catalog #C76A | Unsold |
 | Lot #1658 Mexico Air Post Zeppelin Flights. 1930 Europe Pan America Round Trip Flight, cover franked with 1p horizontal pair and single, tied by "Servicio Aereo Mexico D.F. 30 May 30" cds, v.f. and scarce usage, especially with all-Mexico franking, only five covers carried  Catalog #Si.64VIII Catalog Value Euro 2,750+ | Price Realized $3,750.00 |
