air post inverted surcharge

Lot 73, Bolivia 1939 (July 30) Air Post inverted surcharge set of three on first flight cover to Rio de Janeiro

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Lot 73, Bolivia 1939 (July 30) Air Post inverted surcharge set of three on first flight cover to Rio de JaneiroLot 73, Bolivia 1939 (July 30) Air Post inverted surcharge set of three on first flight cover to Rio de JaneiroLot 73 Bolivia 1939 (July 30), Air Post Inverted Surcharge set of three, multi-franked large first flight cover to Rio de Janeiro, affixed with 1.50b on 15c, 3b on 20c, and 6b on 35 surcharged Air Post issues each with INVERTED SURCHARGE, 5c to 3b Air Post (Sc. C27-34), and 25c on 2c surcharge, tied by La Paz c.d.s., handstamped Condor Bolivia-Brazil cachet and Correo Aereo / Lloyd Aereo Boliviano / Bolivia – Brazil etiquette, Lloyd Aereo Boliviano / Primer Correo Aereo Bolivia – Brazil handstamp, with c.d.s. arrival backstamps, slight stains at left not impacting the inverted surcharged adhesives, an attractive and extremely rare franking, with fewer than ten covers with such a franking recorded. (Scott C24a/26a). Estimate C$800-1,000.