GJ.1, 5c. red in pair with semi-circle CATAMARCA cancel (+400%), superb, signed by Victor Kneitschel, very rare! (Image)

GJ.2, on fragment with CORDOBA-FRANCA cancel, VF quality! (Image)

GJ.2BID, 10c. diagonal bisect used as 5c. on large fragment with straightline GUALEGUAI cancel (+600%), superb, signed by Victor Kneitschel (Image)

GJ.2BID, 10c. bisect used as 5c., on fragment with biconcave ROSARIO cancel in blue (+400%), VF quality! (Image)

GJ.3TR, 15c. blue TRISECT, its central part used as 5c. on fragment tied by FRANCA cancel of Gualeguaychú, excellent quality, extremely rare, with Alberto Solari certificate (Image)