GJ.SOO-18, official envelope of 1998 with invitation to celebrations for 250th anniversary of postal service in Río de la Plata, used, including the card, VF quality, catalog value US$300, good opportunity! (Image)

GJ.TAR-65/66, 1934 San Martín w/o period, set of 2 double postal cards (4c. and 10c.) with map of South America and inside statistics of Argentina in 1933, VF quality! (Image)

3 Old postal cards of 4S. and 5S., unused, VF quality! (Image)

4 Old double postal cards (with reply paid) + 1 envelope commemorating the 4th Centenary of the Discovery of America (1892), VF quality! (Image)

3 Old surcharged PS covers, good quality, rare! (Image)