Lot 1433
 
Colombia 1921, Scadta 10c on 50c on Internal Cover, #C17, tied by Navegacion Aerea Neiva h.s. in violet, #340-41 national issues tied by Bogota Nov 16 1921, Fine to Very Fine. , a very scarce stamp on a flown airmail cover.
Estimate $600-800.
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| Realized $460 |
