Entire letter sent from Buenos Aires to Tandil on 28/MAY/1863 without postage, with datestamp mark of stagecoach mail "NUEVAS PENINSULARES", with defects, but the mark is perfectly applied! (Image)

Entire letter sent from Buenos Aires to Italy on 13/AP/1865 by French mail, franked with 1.20Fr. and several postal mark, with hole on front else VF! (Image)

Receipt of 12 Octuber 1867 of stagecoach mail "LA PROTEJIDA", for a money order of 2,000 Pesos, excellent quality! (Image)

Cover franked by GJ.49 and sent from Buenos Aires to San Pedro on 20/MY/1877, with arrival datestamp with Maltese cross and date INVERTED, VF! (Image)

La Nación newspaper of 8 January 1878, sent without postage to Paysandú (Uruguay), with rectangular datestamp of "Buenos Aires OM", VF quality! (Image)

Cover franked by GJ.54 with rectangular datestamp of RIO CUARTO, posted to Córdoba on 5/JA/1884, with arrival backstamp, VF! (Image)

Newspaper fragment franked by GJ.97 ALONE (defects), with the very rare cancel of VILLA FORMOSA (Chaco) for 17/NO/1889, interesting! (Image)

Registered cover with AR sent from Buenos Aires to Belgium on 20/DE/1892, with mixed and multicolor postage ("Próceres Chicos" and "3 Próceres" issues), in total 72c., very attractive! (Image)

Kidd 10c. stationery envelope + 2c. Rivadavia (GJ.139), sent to Switzerland on 21/DE/1892, interesting combination! (Image)

Lot of 17 covers, postal stationeries etc. posted between 1894 and 1900, all with postages with stamps of the "3 Próceres" issue, including interesting combinations, scarce rates and good cancels. Some with minor defects, most of fine quality, very fine quality! (Image)

5c. Stationery envelope sent from "Sucursal Belgrano" to Estación Casares on 8/OC/1899, with rare arrival mark on back, VF! (Image)

UNUSUAL DESTINATION: PC sent to NEW ZEALAND on 27/OC/1904, franked with 3c. Seated Liberty, with Cape Town transit mark and Wellington arrival for 5/JA/1905, VF quality! (Image)

Registered cover sent from Buenos Aires (Sucursal Centro América) to Germany on 19/JUN/1905 franked with 27c., VF quality! (Image)

RARE DESTINATION: PC sent to TASMANIA on 1/JUN/1907, franked with 3c. Seated Liberty, arrival mark of Kindred, very attractive! (Image)

UNUSUAL DESTINATION: PC sent from Santa Fe to TUNISIA on 6/JA/1908 franked with 6c. (1c. + 5c. Liberty), with Lisboa transit mark and Bizerte arrival of 5/FE, VF quality! (Image)

Cover franked by GJ.307 alone, sent to Germany in August 1910, VF! (Image)

Cover sent from MONTE CASEROS (Corrientes) to Federación (Entre Ríos) on 24/JA/1915, franked with 5c. Plowman. On back traveling PO cancel "AMBULANTE Nº10..." and arrival mark, VF quality, interesting! (Image)

Cover sent to Germany on 7/JA/1936 endorsed "via Condor", franked with $1.15 combining a pair of 50c. San Martín w/o period + 5c. and 10c. of the Proceres & Riquezas issue, rare! (Image)

Express cover sent from Buenos Aires to Puerto Belgrano on 23/SE/1936 franked with 40c. made of pair of 20c. Juan Martín Güemes (scarce on cover), VF! (Image)

5 Covers + 1 front used between 1939 and 1943, all with nice HOTEL corner cards, very attractive! (Image)

More than 70 covers, etc. used mainly in 1940/50s, there are interesting postages and some scarce postmarks, special and thematic cancels, etc. (Image)

RARE REPLY CARD used in the war: Reply card of 12c. Mitre sent from Germany on 2/DE/1940 (München postmark) with Nazi censor mark. With important defects, but extremely rare! (Image)

2 Airmail covers sent to Germany in AUG and SE/1941 by CONDOR-LATI, with defects but very interesting (Image)

More than 30 covers, most used in 1940s, some with attractive postages. Also some fragments, interesting lot for the specialist! (Image)

Postcard franked with 25c. Plowman (Próceres y Riquezas I issue), sent to Bolivia on 2/AP/1944, very interesting! (Image)