1919, Experimental Flight from Barranquilla to Puerto Colombia, black overprint on 2c carmine rose, large part of OG, VF and rare, only 260 stamps were overprinted and no more then 49 remained uncancelled, E. Kessler guarantee hs, Colomphil certificate, C.v. $3,500, Est. $1,600-$2,400

     SCADTA Items
1920, Seaplane over Magdalena River, 30c and 50c with red signature of G. Mejia, Consul of Colombia in NYC, both with will OG, LH or previously hinged, VF, S. Sismondo certificate, C.v. $200

75.00

1923, "Bo" overprints on 5c-5p and over red "R" on 20c for Bolivian Air Post correspondences, complete set of 12, usual dry gum, LH or hinged, mostly VF and scarce, only 50 complete sets possible, each stamp with E. Kessler or Sanabria guarantee hs, C.v. $492.50, Est. $250 -$300

150.00

1928 (July 17-19), large size registered cover from Bogota to Vienna, franked by 16 stamps (10 - on reverse), delivered by SCADTA Flight Bogota - Barranquilla, arrived to NYC on August 2 and forwarded to Vienna by a steamship (no backstamp as usual), VF, Est. $150-$200

100.00

1953, Ministry of the Communications Building, 5c/8c- 15c/20c, set of three surcharged values, each one has double surcharge, full OG, NH, VF, each one with F. Kessler guarantee hs on reverse

50.00