unused Argentina, 1858-1995, collection of 2,185 mostly unused stamps and 57 souvenir sheets, incl. imperforates, Rivadavias to 15c, pictorials, overprints, Centenary to 10p, 1912 Agriculture to 10p, San Martin to 20p, Revolution to 20p, commemoratives, semi-postals, air post incl. blue and green Zeppelin sets, air post semi-postals, many complete sets, better items. few faults to be expected, but most are fine-very fine