RR. GJ.24B, spectacular MINT COBALT BLUE example, so rare that it is not even catalogued as mint. Very fine quality. NOTE: this is the ONLY mint cobalt example that I have ever seen! (Image)

RR. GJ.25, 4th printing with interesting VARIETY: reentry (line) in the left margin (position 51), and partial double impression, VF quality, rare! (Image)

RR. GJ.28l, 6th printing perforated, IMPERFORATE HORIZONTALLY var. (defects), franking an entire letter dated GOYA 21/JUL/1867, to Buenos Aires. It includes a bill of lading for leather, very nice, rare, with Solari certificate. (Image)

RR. GJ.33, one of the few known UNUSED examples, fine quality, rare, catalog value US$1,000, with Alberto Solari certificate (Image)

RR. GJ.9/11, Liechtenstein reprints of the year 1923 made with the original unrefurbished plates, cmpl. set of 3 values, VF quality! (Image)