MIXED POSTAGE: cover sent from Jubany Antarctic base to Mendoza on 1/MAR/1987, franked with $a35 + A 0.05 ( 2107A + 2108A + 2112A + 2212A), stamps of the Flowers issue in Pesos + Australes, VF
4 Different stamps on sheet of Ministerio de Bienestar Social with letterhead of "Cruceros a la Antártida Argentina 74/75", with cancels of first cruise trip of 6/JA/1975
6 Covers sent from different Antarctic bases to Mendoza in 1984, all franked by GJ.2083 First Anniversary of the Recovery of Falkland Islands/Malvinas (map), very nice
Cover franked with $20 (GJ.1310), sent from station "Esperanza" to Buenos Aires on 22/FE/1968, with large backstamp of the station along arrival mark of Buenos Aires, very nice!
MIXED POSTAGE: Cover sent from Marambio Antarctic base to Mendoza on 25/FE/1986, franked with $a55 + A 0.03 (2107A + 2108A + 2113A + 2211), stamps of the Flowers issue in Pesos + Australes, VF
Cover with postmarks of 2 different Antarctic bases of year 1984, with mark "Correspondencia no matasellada de Temporadas anteriores reexpedida nuevamente a la Antártida"
