Entire letter sent from Santiago del Estero to Córdoba on 4/SE/1848, carried by relay mail without postage, with inscription "Viva la Confederación Argentina", the text is long and interesting, VF quality! (Image)

Entire letter sent from Santiago del Estero to Buenos Aires on 8/JA/1848, carried by relay mail without postage, with inscription "Viva la Confederación Argentina", the text is long and interesting, VF quality! (Image)

Entire letter sent from Buenos Aires to Tandil on 22/OC/1862, by STAGECOACH mail "Nuevas Peninsulares", with the datestamp perfectly applied. Also a receipt of the same stagecoach agency, very nice group! (Image)

Entire letter sent from the Commander of the Army in Buenos Aires to the Commander in Tandil, interesting! (Image)

La Nación newspaper of 2 May 1878, sent without postage to Paysandú (Uruguay), with double circle datestamp of Buenos Aires, VF quality! (Image)

La Nación newspaper of 24 May 1879, sent without postage to Paysandú (Uruguay), with datestamp of "Buenos Aires X", VF quality! (Image)

Cover franked with 5c. (GJ.84, minor defect), with very rare rectangular datestamp SAN FRANCISCO - SAN LUIS 7/JA/1889, fantastic and very scarce! (Image)

RARE DESTINATION: Cover sent from Paraná to TURKEY on 5/JA/1897 franked with 12c., with arrival backstamp of Constantinople for 3/MAR, VF quality and very attractive! (Image)

Cover with advertisement for "Centro Postal, only shop with a complete range of illustrated postcards", franked with 2c. Liberty (GJ.219), from Buenos Aires to San Juan circa 1901, very nice! (Image)

Cover with advertising on front and reverse: "La Valija Postal" (journal) and photographic cameras, franked with 2c. Liberty (GJ.219), sent from Buenos Aires to San Juan in 1905, excellent! (Image)

6c. Postal card (PAID REPLY) illustrated with view of "Callao avenue", sent from Zofingen (Switzerland) to Buenos Aires on 1/JA/1907, VF quality, very rare!! (Image)

Registered cover franked with 22c.!! (GJ.219 + 222 x3 + 223), sent from Buenos Aires to San Juan on 8/JUN/1907, excellent! (Image)

19/NO/1908 Buenos Aires - Switzerland, registered cover franked with 30c. combining stamps of the Liberty issue with 5c. San Martín in oval, excellent quality! (Image)

RARE CANCELS OF PATAGONIA: 2 PCs sent from PUERTO SAN JULIAN to RIO CHICO in MAY/1916 and MAY/1918, both places in the Province of Santa Cruz, with attractive and very rare postal markings of those towns! (Image)

Cover sent from PUERTO LA PLATA to USA on 30/SE/1916, franked on back with a corner block of 4 of 3c. Centenary of Independence, VF quality, very nice! (Image)

Registered cover franked with 36c., sent from Buenos Aires to Italy on 23/DE/1921, VF quality! With nice advertisement on reverse (machines) (Image)

Cover used in Buenos Aires on 22/JUL/1925, franked with 5c. San Martín w/o period with "BB" PERFIN of Banco de la Provincia de B.Aires, VF! (Image)

Airmail 12c. San Martín stationery cover uprated with 5 different stamps (total postage 2.06P.), sent from Buenos Aires to Switzerland on 29/FE/1928 by registered mail, very interesting! (Image)

1/MAR/1928 Buenos Aires - Rio de Janeiro, cover carried on first flight of C.G.A. to Europe, with arrival backstamp of 2/MAR, very nice! (Image)

Airmail 5c. San Martín stationery cover uprated with 4 different stamps (total postage 1.45P.), sent from Buenos Aires to Switzerland on 6/JUN/1930 by registered mail, VF! (Image)

3 Airmail covers (2 registered) sent to Italy and Germany in 1933/4, with good postages of stamps of the San Martín w/o period issue, VF! (Image)

Cover with advertisement (Cylinder head gaskets and parts for gas/petrol cars), franked with 5c. and sent from Buenos Aires to San Juan on 8/JUN/1935, VF quality! (Image)

Registered cover franked by GJ.836 ALONE (Fonopost 1.18P.) sent from Buenos Aires to Germany on 15/JA/1940, VF! (Image)

Registered cover franked by GJ.838 ALONE (Fonopost 1.50P.) sent from Tartagal (Salta) to Netherlands on 3/MAY/1940, VF and rare! (Image)

LARGE POSTAGE: Registered airmail cover sent to England on 26/AU/1943, with spectacular postage that includes 15 examples of GJ.770 (1P. Map, chalky paper), excellent! (Image)