COLOMBIA 1930 MANCOMUN Cover to USA Via Canal Zone with Added Postage

Description

1930, Oct. 11.  Medellin - New York, NY USA. Cover with blue SCADTA/MANCOMUN etiquette top left, addressed to New York and re-addressed to Ohio. Franked with Colombian 4c. regular issue plus 5c. and 20c. SCADTA issues (Sc. C55, C58). A 20c. air mail stamp was added in Cristobal during transit with additional New York  Oct. 18 transit. No receiver.