34 Covers with marks of varied Antarctic stations, special flights, Antarctic campaigns, etc., several signed by chiefs or members of the bases, very fine general quality. It includes several very interesting pieces of high retail value, good opportunity for the specialist! (Image)

Cover with special handstamps of ARA 'Bahia Aguirre', postmark of Almirante Brown station for 13/JA/1973 and handstamp and signatures of the new and former chiefs (Oscar H. Cao and Juan Carlos Villafañe), VF and rare! (Image)

20 Covers of the 1970s to 2000s with postmarks of Marambio Antarctic station, special marks, etc., very nice group for the specialist! (Image)

VERY OLD ENTIRE LETTER sent to Buenos Aires on 3/JA/1796, with the rare "IVIVY" mark in red ( VK.1) fantastically applied. Excellent quality, very rare letter of the Colonial period, one of the oldest known pieces! (Image)

Entire letter dated 26/AP/1818, sent to Córdoba, with red BUENOS AYRES and manuscript "3" rating, very fine quality! (Image)

5c. Postal card illustrated on back (Queñi lake - Neuquén) + Liberty 1c. + 5c. (total postage 11c.), sent from Buenos Aires to Germany on 26/MAY/1903, VF quality! (Image)

5c. Plowman lettercard with multicolor additional postage (total 16c.), sent from Buenos Aires to Germany on 20/MAY/1916, VF quality, very nice! (Image)

Nice real photo PC with view of a house in Bernal, franked with 5c. San Martín with period, sent to Switzerland on 4/MAY/1924, VF quality! (Image)

6 Registered covers sent from BANFIELD to Villa Mercedes between 1926 and 1927 with attractive postages of 25c., with interesting cancels, fine to VF general quality! (Image)

Cover used in Buenos Aires on 29/OC/1927, franked 5c. and machine cancel with slogan cancel: "COSTES AND LE BRIX - flew 12400 kilometres - in 72 hours, flight - Paris Buenos Aires", VF! (Image)

CRASH COVER: Airmail cover sent from Buenos Aires to Belgium on 23/OC/1937, crashed in Casablanca, with evidents signs of water damage, with special handstamp of the crash, very interesting! (Image)

Cover sent from O´Higgins to Buenos Aires on 12/AP/1939, franked with 5c. REVENUE STAMP, WITHOUT dues, rare! (Image)

Circa 1950, cover used in Buenos Aires franked with REVENUE STAMP of 20c., WITHOUT dues, VF, rare! (Image)

30/JUN/1958 Santa Fe - Buenos Aires, first flight of PLAS airline, excellent quality, rare! (Image)

Unposted envelope with PROOF of machine cancel for 3/SE/1990 with slogan: 'Argentine gold and bronze medal - Intl. Olympiad in Informatics MINSK 90' (Russia), very fine! (Image)

8/NO/1935 Wien - Argentina, airmail cover with meter postage for 440Gr., sent by German DLH, with backstamps of Correo Argentino, very nice! (Image)

4/MAY/1937 Wien - Argentina, registered airmail cover sent by DLH franked with 5S., with arrival backstamp of Buenos Aires 9/MAY, VF and attractive! (Image)

1/MAR/1938 Wien - Argentina, airmail cover sent by German DLH franked with 3.60S., Buenos Aires arrival backstamp of 6/MAR, very nice! (Image)

1/JUN/1938 Wien - Argentina, airmail cover sent by German DLH with mixed postage of Austrian and German stamps, with arrival backstamp of Buenos Aires 6/JUN, VF! (Image)

22/AU/1939 Wien - Argentina, airmail cover flown by DLH, with German postage of 3.25Mk., and arrival backstamp of Buenos Aires 27/AU, interesting! (Image)

11/AP/1935 Gent - Argentina, airmail cover franked with 14.25Fr., sent by German DLH, with Berlin transit backstamp and Buenos Aires arrival 17/AP, very nice! (Image)

15/OC/1935 St.Gilles - Ecuador, airmail cover flown by German DLH franked with 21.75Fr., and arrival backstamp of Guayaquil 26/OC, VF! (Image)

27/JUL/1936 Bruxelles - Brazil, airmail cover flown by German DLH with multiple meter stamps (35.75Fr.), with red handstamp of German airmail and Brazilian censor mark (LIVRE), with defects but very attractive! (Image)

14/JUL/1936 Antwerpen - Argentina, airmail cover sent by German DLH franked with 18.75Fr., on back transit mark of Frankfurt and Buenos Aires arrival 19/JUL (Image)

3 Airmail covers sent to Argentina between 1937 and 1939 by German DLH, attractive group! (Image)