GJ.5, Dos Ps. blue, fantastic mint example with margins all around, signed by Victor Kneitschel on back, superb! (Image)

GJ.10A, IN Ps., very rare mint example in LIGHT DUN, with light thin on back but a splendid front, and 4 immense margins, one of the best known examples, with Alberto Solari certificate. (Image)

GJ.11, IN Ps. blue, with faint ponchito cancel, and huge margins, superb, possibly the most beautiful copy in existence! Signed by Victor Kneitschel on back. (Image)