3 Covers with postmarks of Orcadas del Sur (1963/4, one sent to Signey Island in South Orkneys via London, with transit and arrival marks) + one of 1963 with signature of Colonel Leal, VF quality, very interesting! (Image)

9/JA/1973 Tourist cruises to Antarctica, FIRST TRIP of the Cruiser Libertad, with special handstamps and postmark of Almirante Brown base for 27/JA, VF quality! (Image)

MAIL SENT FROM SOUTH POLE TO NORTH POLE: Card sent from the Orcadas Base to LONGYEARBYEN (Norway) on 20/FE/1963, transit mark of Ushuaia (20/FE/1964), and arrival cancel for 18/MAY, returned to sender, VF quality, rare! (Image)

MAIL SENT FROM SOUTH POLE TO NORTH POLE: Cover sent from Orcadas Base to Jan Mayen (Norway) on 21/FE/1963, with transit mark of Ushuaia (20/FE/1964), and arrival on 25/JUN/64. It was returned to sender, via Bodo (transit mark 27/JUN), VF, rare! (Image)

Entire letter dated 10/FE/1848 and sent without postage (by relay system) to "General Angel Pacheco, en el Talar", with the inscription "Viva la Confederación Argentina - Mueran los Salvajes Unitarios", interesting! (Image)

Folded cover used in 1840s (genuine), with a FORGED pre-stamp mark: black "Coat of Arms of Córdoba and text" in oval, produced by Abarca in 1960/70 on genuine covers that he obtained from old archives. For a time he managed to deceive Victor Kneitschel, who after descovering the forgery, published a chapter dedicated to these forgeries in his specialized catalog of 1974. Very interesting for study and comparison, good opportunity at low start! (Image)

Folded cover used in 1850s (genuine), with a FORGED straightline pre-stamp mark "CORDOBA", produced by Abarca in 1960/70 on genuine covers that he obtained from old archives. For a time he managed to deceive Victor Kneitschel, who after descovering the forgery, published a chapter dedicated to these forgeries in his specialized catalog of 1974. Very interesting for study and comparison, good opportunity at low start! (Image)

Folded cover used in 1850s (genuine), with a FORGED pre-stamp mark "Arms of Cordoba and text" in red oval, produced by Abarca in 1960/70 on genuine covers that he obtained from old archives. For a time he managed to deceive Victor Kneitschel, who after descovering the forgery, published a chapter dedicated to these forgeries in his specialized catalog of 1974. Very interesting for study and comparison, good opportunity at low start! (Image)

Folded cover used in 1850s (genuine), with a FORGED straightline pre-stamp mark "CORDOBA", produced by Abarca in 1960/70 on genuine covers that he obtained from old archives. For a time he managed to deceive Victor Kneitschel, who after descovering the forgery, published a chapter dedicated to these forgeries in his specialized catalog of 1974. Very interesting for study and comparison, good opportunity at low start! (Image)

Folded cover used in 1860s (genuine), with a FORGED pre-stamp mark "INSPECCIÓN GENERAL DE POSTAS Y CAMINOS" in blue, produced by Abarca in 1960/70 on genuine covers that he obtained from old archives. For a time he managed to deceive Victor Kneitschel, who after descovering the forgery, published a chapter dedicated to these forgeries in his specialized catalog of 1974. Very interesting for study and comparison, good opportunity at low start! (Image)

Folded cover dated 26/SE/1868, sent to Buenos Aires franked with 5c. Rivadavia canceled by GUALEGUAYCHU double circle without date, excellent quality, rare! (Image)

Entire letter sent to Salta on 15/JUL/1869 franked with 5c., with double circle cancel of TUCUMÁN, VF quality! (Image)

7 Covers sent to Genova between 1876 and 1884, all are postal stationeries of 8c. uprated with Moreno 4c. (GJ.36), carried by steamers Savoie, France, Bearn, Navarre, Orenoque, etc. Very fine general quality, very interesting lot for the specialist! (Image)

12c. Stationery envelope sent from Buenos Aires to Italy on 18/JUL/1883 by steamer "Europa", VF quality! (Image)

Cover sent to Germany on 7/MAR/1895 franked with 20c. (pair GJ.143) postmarked "Bolsa de Comercio". Since the postage was insufficient, it received the circular marking "FALTA DE FRANQUEO" along several due marks, with Berlin arrival of 31/MAR, VF quality! (Image)

Registered stationery envelope sent from Buenos Aires to Germany on 4/SE/1896 franked with 52c., very nice! (Image)

UNUSUAL DESTINATION: Cover sent from Rosario to PARAGUAY on 21/DE/1896 (franked 10c.), with arrival backstamp of VILLA RICA 28/DE, interesting! (Image)

PC sent from Mar del Plata to RUSSIA on 18/NO/1903 franked with 1c. + 5c. Seated Liberty, rare destination, VF quality! (Image)

Beautiful PC with view of the "Children of the Chief", sent from Buenos Aires to POLAND on 12/MAY/1904 franked with 6c. Seated Liberty (1c. + 5c.), rare destination, very nice! (Image)

Postcard franked with 2c. Liberty, sent from Trelew to CABO RASO (Chubut) on 28/SE/1907, arrival on 27/NO, very rare mark of Argentine Patagonia! (Image)

PC sent from Buenos Aires to MOZAMBIQUE on 29/FE/1916 franked with 5c. Plowman, excellent quality, rare destination! (Image)

12c. Stationery airmail envelope with nice additional postage (total 3.57P.), sent from Buenos Aires to Germany on 29/FE/1928, VF quality! (Image)

19/SE/1931 Buenos Aires - LEBANON: Cover sent by ZEPPELIN to Jounie, via Friedrichshafen (transit backstamp of 28/SE), very rare destination for a Zeppelin cover from Argentina, minor defect at top else excellent, low start! (Image)

Registered airmail cover sent from Villa Calzada to Italy on 9/OC/1931, franked with GJ.715 + 718 (total 1.98P.), on back it bears a religious cinderella and a number of cancels. The GJ.718 is rare on cover, VF quality! (Image)

Cover sent by ZEPPELIN from Buenos Aires to Germany on 29/JUN/1934, VF quality! (Image)