Rare roccoco-style cancel of "CORREOS DE LA MAGDALENA" in blue, on a folded cover to Buenos Aires, with arrival mark for 15/JUL/1864, excellent quality, with Alberto Solari certificate, very scarce. GJ catalog value US$800 (see page 647, volume II) (Image)

Rare "CORREOS DE LAS CONCHAS" cancel in blue circle, on a folded cover sent from Las Conchas to Buenos Aires, with arrival mark of 21/MAR/1865, excellent quality, with Alberto Solari certificate (Image)

Rare roccoco-style cancel of "CORREOS DEL PILAR" in blue, on a folded cover to Buenos Aires, with arrival mark for 21/DE/1863, excellent quality, very rare. GJ catalog value US$2,000 (see page 647, volume II). We also include another folded cover of 1873 with the same cancel in black and completely worn (without letters), both with Alberto Solari certificate. (Image)

Front and part of the back of a registered folded cover sent to the Justice of the Peace of Azul on 7/JUN/1873, franked with pair GJ.40 (15c. San Martín) + GJ.39 (10c. Belgrano), total 40c., with mute wedges cancel and datestamp of Buenos Aires, along 2 "Certificado" marks, and arrival cancel of Azul 11/JUN on front, excellent quality, rare! (Image)

19/SE/1874 San Antonio de Areco - Giles, entire letter with blue mark "SAN A. DE ARECO - XB.A.X" perfectly applied, very fine quality, rare, with Alberto Solari certificate. (Image)

Official entire letter sent to Giles on 22/FE/1876, with the rare circular datestamp of "EXn. DE LA CRUZ" perfectly applied, also 2 different transit marks of Buenos Aires (front and back), VF quality, with Alberto Solari certificate. (Image)

25/FE/1876 Exaltación de la Cruz - San Andrés de Giles, official entire letter with datestamp "EXn. DE LA CRUZ" perfectly applied, and transit marks of Buenos Aires (2 different marks on front and back, both of 25/FE), rare, excellent quality, with Alberto Solari certificate. (Image)

Official entire letter sent to San Andrés de Giles on 12/JA/1877, with "SIN CARGO" mark and rectangular datestamp of "SAN ISIDRO" perfectly applied, rare, superb, with Alberto Solari certificate. (Image)

1/AP/1878 Carmen de Areco - Buenos Aires, official folded cover with datestamp "C. DE ARECO +" in single circle very well applied, and arrival backstamp, VF quality, rare, with Alberto Solari certificate. (Image)

Cover franked with GJ.50 cancelled SAN MARTIN - Bs.Aires - 28/MAR/1879, sent to USA, on back it bears transit marks of Buenos Aires (very rare purple datestamp!) and New York, and Cincinnati arrival (on front) along straightline "FORWARDED". It contains a letter with letterhead of Ferro-Carril de Buenos Aires y Campana, excellent and rare! (Image)

Official entire letter sent to Giles on 12/MAY/1880, with the very rare rectangular datestamp of GENERAL ALVEAR perfectly applied, with transit marks of Buenos Aires, excellent quality, with Alberto Solari certificate. (Image)

Cover sent to Roma franked with 2 examples of GJ.54 with Rosario cancel for 14/FE/1884. It also bears "T25" due mark, and on arrival in Italy it received the Italian 50c. postage due stamp with "Genova" mark that is also cancelling the Argentine stamps, very nice! (Image)

RARE DESTINATION: Registered cover sent from Buenos Aires to Canada on 7/JA/1887 franked with 28c. (GJ.79 x2 + 36), with transit backstamps of New York, Boston and St. John, and Halifax arrival for 1/MAR, VF quality, very rare! (Image)

RARE IMPERFORATE STAMP ON COVER: Registered cover used in Buenos Aires on 12/OC/1892 with 12c. postage that includes: GJ.136 (5c. Discovery of America) + GJ.138 pair + 141P (5c. Rivadavia IMPERFORATE, with lower sheet margin), VF quality, very rare! (Image)

Registered cover sent to Germany on 13/AP/1899 franked with 36c. including the 30c. Belgrano (GJ.183), VF! (Image)

Cover with very nice advertising corner card of a stamp & coin store (and lottery agency), franked with 2x 6c. San Martín in oval (GJ.281) + 2 cinderellas, sent to Switzerland on 19/AU/1918, with Italian censor label and arrival backstamp, VF and handsome! (Image)

RARE MIXED POSTAGE ON ZEPPELIN COVER: Cover sent from Asunción (Paraguay) on 14/MAY/1930 to be carried on the ZEPPELIN flight to USA, in Buenos Aires it received the corresponding postage that includes the GJ.664 (high value of the set with blue overprint), special violet handstamp, and on back green arrival mark of Lakehurst, excellent quality, rare! (Image)

RARE ZEPPELIN COVER: Registered cover sent by Zeppelin from Buenos Aires to Switzerland on 25/JUN/1934, WITH METER POSTAGE, and arrival backstamp of Friedrichshafen and varied transit marks, very interesting! (Image)

Cover used in Buenos Aires on 24/AP/1956, meter postage with attractive advertising slogan of Italmar ship line, VF quality! (Image)