GJ.HB 1, EX.FI.B.A. Philatelic exposition, VF (Image)

GJ.HB 1, EX.FI.B.A. philatelic expo, on registered cover used in Buenos Aires on 19/OC/1935, VF quality (Image)

GJ.HB 28/32, Argentina 78 Inter-American philatelic expo, Birds, set of 5 s.sheets with first day postmark, VF (Image)

GJ.HB 8, Córdoba Philatelic Exposition, almost invisible hinge mark, VF (Image)

GJ.HB 8, Córdoba stamp exposition, on cover used on 31/MAY/1940 (closing day), with special postmark of the expo, VF quality (Image)

GJ.HB 9, National Anthem, Catamarca & La Rioja, surcharge 1P., with postmark commemorating philatelic expo of Neuquén and Rio Negro, VF (Image)

GJ.HB 10a, 5c.+50P. National Anthem, Catamarca and La Rioja, with variety: "O" of SÓBRETASA with accent, VF quality (Image)

GJ.HB 11/2, Bicentennial of the Postal Service in the River Plate area, cmpl. set of 2 souvenir sheets, MNH (Image)

GJ.HB 14, E.F.I.R.A., on cover with declared value of $646, sent from Córdoba to Salta on 31/AU/1950, total postage $6.50, VF (Image)

GJ.HB 15, Centenary of Corrientes stamp, VF quality (Image)

GJ.HB 19, Argentina 1962 intl. stamp show, 4 different color proofs on chalky paper, with watermark and gum, VF (Image)

GJ.HB 19, Argentina 1962 Intl. philatelic exhibition, 4 proofs in different colors printed on the issued paper, VF (Image)

GJ.HB 20a, 2nd River Plate philatelic meetings, with variety: Flags omitted, VF (Image)

GJ.HB 22, Declaration of Independence 150 years, VF (Image)

GJ.HB 22, Declaration of Independence 150 years, VF quality (Image)

GJ.HB 23, 3rd River Plate philatelic meetings, with first day postmark, VF (Image)

GJ.HB 27, Argentina winner of the Football World Cup, VF quality (Image)

GJ.HB 34/37, Ships, complete set of 4 sheets (Image)

GJ.HB 43/4, Antarctic fauna, cmpl. set of 2 sheets, VF (Image)

GJ.HB 45, Buenos Aires 80 intl. stamp exhibition, Wall Paintings, Subway Line D, VF (Image)

GJ.HB 47, ESPAMER ´81, Football World Cup, VF quality (Image)

GJ.HB 50, Antarctic fauna & pioneers, with postmark commemorating the 10th Intl. Buenos Aires exhibition "Books - From the Author to the Reader" 5/AP/1984, VF (Image)

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

GJ.HB 54, Antarctic pioneers & fauna, VF (Image)

GJ.HB 55 + 56, Argentina champion of Mexico 86 Football World Cup, set of 2 s.sheets, VF (Image)