BAHÍA LUNA STATION: Cover with postmarks of 5/DE/1954, VF quality, rare! (Image)

ACCIDENT IN THE ICEBREAKER SAN MARTIN: Airmail cover sent from Buenos Aires to Alte. Brown Antarctic station on 1/SE/1967 on a special flight of the Air Force, with arrival mark of 15/OC. On the way back aboard icebreaker A.R.A. Gral. San Martín, a few letters were damaged by sea water, and received a black mark of Secretaría de Comunicaciones indicating this issue, very rare, good opportunity! (Image)

Tourist trips to Argentine Antarctica: 6 Covers with special cachet and varied colorful postages (including one with Falkland I. stamps), all with special cancel of the first trip, very attractive group! (Image)

2/FE/1942 Inauguration of the postal office in Orcadas islands, 4 commemorative covers and a card, all with first day cancels and sent to Buenos Aires or Córdoba! (Image)

3 Covers sent to Buenos Aires on 14/FE/1943, 5/FE/1945 and 5/MAR/1946, VF quality! (Image)

Wrapper for printed matter franked with 1P., sent from Buenos Aires to Orcadas, with arrival mark of 29/JA/1963 and signed by the chief scientist (addressee) + another signature, VF quality, very rare! (Image)

Cover sent from Germany to the chief scientist in the Orcadas base on 29/MAY/1962, with several transit and arrival marks (8/DE/1962) and signature of the addressee, VF quality. Covers sent from foreign countries to the South Orkneys or other Argentine Antarctic stations are very rare! (Image)

Envelope with postmark of "EXPEDICIÓN GABRIEL GONZALEZ VIDELA" 18/SE/1957, very fine quality! (Image)

18/DE/1948 Maximum card of Gral. Leclerc, very nice! (Image)

Airmail cover sent from Oran to Brazil on 2/DE/1950, unusual destination! (Image)

12/OC/1892 Buenos Aires - France, cover franked with stamps of the issue for 400th anniversary of Discovery of America, with Paris arrival mark on front (14/NO), VF quality. These stamps franking covers sent abroad are scarce! (Image)

10/SE/1929 NOGOLI (San Luis) - Germany, 12c. airmail stationery envelope + additional postage (total 1.42P.), on back Buenos Aires transit mark and Berlin arrival 24/SE, rare origin! (Image)

COLORFUL POSTAGE: Registered airmail cover front sent from Buenos Aires to USA on 23/OC/1938 with 18 different stamps of Proceres & Riquezas I issue, including 10P. Grapes, spectacular! (Image)

19 Covers (or cards) used in varied periods with attractive postages, very good lot for the specialist! (Image)

22/SE/1946 Card of the Aeronautics Week (commemorating the balloon crossing of the Andres in 1916 by Bradley and Zuloaga), signed by both pilots, very rare! (Image)

MIXED POSTAGE: Cover sent from Buenos Aires to Santiago de Chile on 25/MAY/1947 franked with stamps of the "First Antarctic Mail" issue, and forwarded from Santiago to Buenos Aires with stamps of the "Chilean Antarctica" issue, with small defects but very attractive! (Image)

Cover used in Buenos Aires in JA/1950 franked with a REVENUE STAMP of 1P., without postage dues. NOTE: Covers franked with stamps that are not postage stamps (revenue, cinderellas, etc.) and were not taxed are very scarce! (Image)

6 Rare flyers of the Post with various indications about its services (illustrations by Dell´Acqua), with postage and special cancel of the Telecommunications Conference of 1952, excellent group! (Image)

Airmail cover sent from Buenos Aires to EGYPT on 20/AU/1954 with nice postage. On destination it received several marks and censor label, VF quality, rare! (Image)

MILITARY AIRMAIL: Cover sent from the airbase if Mendoza to the Commander in Chief of the Armed Forces in Buenos Aires on 6/DE/1954, it bears a numbered label instead of franking, it includes the original dated receipt, very fine quality, rare! (Image)

LAST DAY OF USE: Cover with corner card of Hotel Pensión Zaragoza (Nonis & Gaillard) franked with Eva Perón 20c. + 3x Belgrano ½c., sent from Puente Saavedra to Capital Federal on 5/NO/1955, arrival backstamp, VF and rare! (Image)

Cover sent fom Villa Mercedes (San Luis) to Estación Trinidad on 16/SE/1961, franked with a provincial REVENUE STAMP of 5c. and without postage dues, fine quality, very rare. NOTE: Covers franked with stamps that are not postage stamps (revenue, cinderellas, etc.) and were not taxed are very scarce! (Image)

2 "Souvenir" covers of OPERATION CONDOR which occurred on 28/SE/1966 when an Aerolíneas Argentinas aircraft was hijacked and forced to land in the Falkland Islands/Malvinas in relation to Argentine sovereignty over the islands, then flown to Rio Gallegos on 8/OCT. The pilot was Ernesto Fernandez García, covers with typed inscription and signed by the pilot, VF quality, possibly unique! (Image)

1/NO/1973 Río Gallegos - Aeroparque (Buenos Aires), "Cruz del Sur" first flight by Aerolíneas Argentinas, cover with signature of Boeing 737 line manager, arrival backstamp, rare! (Image)

1983 and 1985 LAST DAY OF USE: 3 Covers with definitive stamps dispatched on last day of postal use (in 1983 and 1985) to United Nations in Geneve and returned to sender, some stain spots, rare! (Image)