Map of Argentine Antarctica with a couple of stamps with postmarks of "Destacamento Naval Melchior 3/JA/1949" and "Destacamento Naval Decepción 25/JA", also with the signatures of several members of the staff of both bases, very attractive!
Envelope of the "Secretario de Estado de Guerra" (Secretary of State for War) with varied stamps and marks of different Antarctic bases and expeditions, including "Operación Polo Sur" of 10/DE/1965, also postage stamp of USA cancelled "Pole Station Antarctica", very attractive!
Large cover franked with 8 pairs + single of 12c. Mitre with different cancels of various Argentine Antarctic bases + Orcadas, between 15/JA/1952 and 3/JA/1956, very attractive!
Cover of B.Aires - Antarctica flight commemorating 40th anniversary of 1st airmail to Argentine Antarctica, franked by GJ.2495, with special postmark 7/FE/92, also several special handstamps and signed by the pilot, VF
Cover franked with 25c. (GJ.1581) sent from Comodoro Rivadavia to Puerto Stanley (Falkland Islands/Malvinas) on 12/JA/1972, with mark "INAUGURACIÓN VUELOS REGULARES", and arrival backstamp
