Postcard with view of cargo ship "Santa Micaela", with postmark of Gral. San Martín Antarctic base for 15/MAR/1951 (Image)

Cover with cancel of General San Martín base, very nice (Image)

Cover with postmark of "BASE CONJUNTA ANTÁRTIDA", sent to B.Aires on 27/OC/1961, franked with $1 (GJ.1191), arrival backstamp (Image)

3 Covers sent from different Antarctic bases to B.Aires during the 1964-1965 campaign, all with arrival backstamp (Image)

Postcard illustrated with map of Antarctica, with postmarks of 3 different bases (Image)

Cover sent from Belgrano Antarctic base to Salta on 9/JUL/1973, signed by officer in charge of post office at the base, with B.Aires arrival mark, VF (Image)

Cover with handstamp of Marambio Antarctic base of 24/SE/1973, with a number of very attractive marks on back (Image)

Cover flown by helicopter from icebreaker San Martín to Palmer station (USA) on 27/NO/1973, with a number of marks, very nice (Image)

Cover with cancel of the postal agency of icebreaker ARA Gral San Martín 14/DE/1973 + other Russian handstamps (Image)

Cover sent from PETREL Antarctic base to B.Aires on 18/DE/1973, arrival mark (Image)

Cover sent from icebreaker Gral.San Martin to Salta on 10/DE/1974, signed by officer, VF (Image)

Cover with large handstamp on front of "Servicio Meteorológico Nacional - Fuerza Aérea Argentina", with datestamp of Marambio Antarctic base 29/NO/1983 (Image)

Cover sent from Antarctica to Villa María (Córdoba) in JA/1984, on front postmarks of 2 different Antarctic stations, and on back "Correspondencia Recibida de la Antártida" + "80° Aniversario Primer Correo Antártico del Mundo", very nice (Image)

Cover sent from Esperanza base to B.Aires on 28/DE/1987 (Image)

Block of 4 printed on Dutch paper with postmark of Islas Orcadas 14/FE/1943 (Image)

Cover sent from B.Aires to Islas Orcadas on 28/JUL/1962, arrival cancel, with several attractive marks on front and back, including signatures of the commander and scientific chief of the base, very nice (Image)

GJ.2225, A100, marginal block of 8, with postmark of Orcadas Antarctic base 24/MAR/1991 (Image)

Cover with cancel of CHUMBICHA (Catamarca) sent to B.Aires on 1/OC/1828, franked with 5c. (GJ.655), on front it bears a large handstamp of a nuts shop, on back "BRIGADA 35" mark for 5/OC/1928 in violet (Image)

4c. Postal card sent from Tornquist to B.Aires cancelled "ESTA AMB N° 15 - F.C. SUD" for 21/OC/1887, with "CARTEROS N° 2" and arrival marks, with defects and repaired (Image)

Provisional 5c. stationery envelope sent from B.Aires to Chacabuco on 24/FE/1891, uprated with 5c. (GJ.106), on front "BUZON 44" + other marks on back (Image)

1c. Wrapper uprated with 1c. using pair of GJ.97, sent from Buenos Aires to Munchen (Germany) on 12/AU/1891 (Image)

Provisional 5c. stationery envelope sent from B.Aires to Italy on 27/AU/1891, uprated with 3c. (GJ.97 pair + 102), arrival backstamp, VF (Image)

Advertising cover used in B.Aires in SE/1893, franked with 3c. (GJ.140), with several marks on front and back, including "BUZON 13" (Image)

5c. Envelope uprated with 7c. (GJ.139 + 141), sent from Gualeguaychú to Lippstadt (Germany) on 11/JA/1895, with Buenos Aires transit mark, and arrival backstamp (Image)

Cover sent from B.Aires to Switzerland on 19/MAY/1895, franked with 12c. (GJ.144), with mark on front of French office "LIGNE J - PAQ. FR. N° 6" in blue for 22/MAY/1895, arrival backstamp (Image)