Lot
2289 
Panama, 1926 (May 24) Colon to Almirante Survey Flight, group of four covers, each with 2c Arms (236) tied by "Agencia Postal, Colon, May 24, 1926" duplex and carried on the survey flight, each with purple "Via Air Mail" straightline and blue Almirante (5.25) arrival duplex, F.-V.F., Only 20 covers were Flown on this Survey Flight. Estimate $200 - 300.
Realized: $220