GJ.1, Un Real blue, type 4, with COMPLETE mute "square of 16 parallel lines" cancel of Corrientes (extremely rare, 99% of of these stamps were pen cancelled!), with Solari certificate, excellent quality (Image)

GJ.1, Un Real blue, type 6, on small fragment with pen cancel, VF (Image)

GJ.3, 3c. blue, type 5, on small fragment with pen cancel, VF (Image)

GJ.4, 5c. yellow-green, type 7, on small fragment with pen cancel, VF (Image)

GJ.6. 2c. ocher-yellow, type 4, mint without gum, VF (Image)

GJ.7, 3c. dark blue, types 1, 2, 3, 6, 5 and 7 in block, unused, without gum, VF (Image)

GJ.7, 3c. dark blue, type 2, cancelled, VF (Image)

GJ.7T, 3c. dark blue, types 4 and 8 in tete-beche block of 4, unused, without gum, VF (Image)

GJ.12, 3c. brick rose, type 7, with double circle datestamp of CORRIENTES, and Solari certificate, VF quality (Image)

GJ.15, 3c. dark lilac, type 4, pen cancelled, VF (Image)