GJ.16c, 4R. green, worn and VERY OILY impression, with dotted cancel of Buenos Aires, signed Victor Kneitschel on back, VF quality! (Image)

GJ.16d + 16f, 4R. oily and partial double impression, with a notable intense "fluorescent" green color, the top example with "4 without period" variety, used on 7/AU/1862, superb! (Image)

GJ.22b, 2P. blue, dull impression, spectacular SHEET CORNER single, with "lower left angle defective and spot below the A of FRANCO" variety, superb, rare in such fine quality! (Image)