GJ.HB 1, EX.FI.B.A. philatelic expo, VF quality (Image)

GJ.HB 9, National Anthem, Catamarca and La Rioja, souvenir sheet with first day postmark, VF (Image)

GJ.HB 9, National Anthem, Catamarca and La Rioja, imported unsurfaced paper (Image)

GJ.HB 16, World Refugee Year, souvenir sheet with very inky impression of the $4.20+2.10 stamp, ressembling a double impression, minor defects on gum (Image)

GJ.HB 16A, World Refugee Year, souvenir sheet printed on imported unsurfaced paper, with variety: $1+0.50 OFF CENTER to the right, with a light crease at top right (Image)

GJ.HB 20, River Plate Philatelic Meeting, with special postmarks, fine quality (Image)

GJ.HB 20, River Plate Philatelic Meeting, with first day postmark and variety: 10 and 15c. stamps with strong rightward shift, VF! (Image)

GJ.HB 20, River Plate Philatelic Meeting, 3 trial color proofs in dark orange, lilac violet and light orange, on original paper, VF quality (Image)

GJ.HB 21, Argentina '66 expo, VF quality (Image)

GJ.HB 24, Battle of Junin and Ayacucho, VF quality (Image)

GJ.HB 24, Battle of Junín and Ayacucho, with first day postmark, VF quality (Image)

GJ.HB 42, Buenos Aires 400 years - Wall Paintings in the Subway line D, souvenir sheet + s.sheet with first day postmarks, VF quality (Image)

GJ.HB 45, Buenos Aires ´80 - Wall Paintings in the Subway line D, souvenir sheet + s.sheet with first day postmarks, VF quality (Image)

GJ.HB 54, Antarctic bases, pioneers and fauna, VF quality (Image)

GJ.HB 78a, French Revolution 200 years, souvenir sheet with DOUBLE IMPRESSION OF GOLDEN COLOR, VF quality (Image)

GJ.HB 84, Italia ´90 Football World Cup, VF quality (Image)

GJ.HB 85/89, Insects, complete set of 5 souvenir sheets, VF quality (Image)

GJ.HB 90, airmail, Aerophilately, souvenir sheet used on first day cover and card, VF quality (Image)

GJ.HB 90, airmail, Aerophilately, VF quality (Image)

GJ.HB 91, World Basketball Championship in Argentina, VF quality (Image)

GJ.HB 91, World Basketball Championship in Argentina, souvenir sheet used on a first day cover and card, VF quality (Image)

GJ.HB 93/95, 1990 Christmas, set used on first day covers and cards, VF quality (Image)

GJ.HB 96, Barcelona ´92 Olympic Games, souvenir sheet used on first day cover and card, VF quality (Image)

GJ.HB 96, Barcelona ´92 Olympic Games, VF quality (Image)

GJ.HB 97, ESPAMER '91 - Car racing, souvenir sheet used on first day cover and card, VF quality (Image)